Literature DB >> 26396832

Crystal structure of methyl 7-phenyl-6a,7,7a,8,9,10-hexa-hydro-6H,11aH-thio-chromeno[3,4-b]pyrrolizine-6a--carbox-ylate.

M P Savithri1, M Suresh2, R Raghunathan2, R Raja3, A SubbiahPandi3.   

Abstract

In the title compound, C22H23NO2S, the inner pyrrolidine ring (A) adopts an envelope conformation with the methine C atom opposite the fused C-N bond as the flap. The thio-pyran ring (C) has a half-chair conformation and its mean plane is inclined to the fused benzene ring by 1.74 (11)°, and by 60.52 (11)° to the mean plane of pyrrolidine ring A. In the outer pyrrolidine ring (B), the C atom opposite the fused C-N bond is disordered [site-occupancy ratio = 0.427 (13):0.573 (13)] and both rings have envelope conformations, with the disordered C atom as the flap. The planes of the phenyl ring and the benzene ring of the thio-chromane unit are inclined to one another by 65.52 (14)°. In the crystal, mol-ecules are linked by a pair of C-H⋯O hydrogen bonds forming inversion dimers.

Entities:  

Keywords:  C—H⋯O hydrogen bonds; crystal structure; inversion dimers; pyrrolidine; pyrrolizine; thio­chromane; thio­pyran

Year:  2015        PMID: 26396832      PMCID: PMC4571432          DOI: 10.1107/S2056989015014024

Source DB:  PubMed          Journal:  Acta Crystallogr E Crystallogr Commun


Related literature

For the biological activity of pyrrolizine derivatives, see: Raj et al. (2003 ▸); Atal (1978 ▸); Denny (2001 ▸); Suzuki et al. (1994 ▸). For a related structure, see: Ramesh et al. (2007 ▸).

Experimental

Crystal data

C22H23NO2S M = 365.47 Triclinic, a = 9.5184 (4) Å b = 10.4041 (5) Å c = 10.6923 (4) Å α = 81.270 (2)° β = 66.626 (2)° γ = 74.385 (2)° V = 934.88 (7) Å3 Z = 2 Mo Kα radiation μ = 0.19 mm−1 T = 293 K 0.30 × 0.30 × 0.25 mm

Data collection

Bruker Kappa APEXII CCD diffractometer Absorption correction: multi-scan (SADABS; Bruker, 2004 ▸) T min = 0.945, T max = 0.954 18019 measured reflections 3265 independent reflections 2504 reflections with I > 2σ(I) R int = 0.030

Refinement

R[F 2 > 2σ(F 2)] = 0.041 wR(F 2) = 0.112 S = 1.03 3265 reflections 246 parameters 10 restraints H-atom parameters constrained Δρmax = 0.21 e Å−3 Δρmin = −0.21 e Å−3

Data collection: APEX2 (Bruker, 2004 ▸); cell refinement: SAINT (Bruker, 2004 ▸); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008 ▸); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008 ▸); molecular graphics: ORTEP-3 for Windows (Farrugia, 2012 ▸); software used to prepare material for publication: SHELXL97 and PLATON (Spek, 2009 ▸). Crystal structure: contains datablock(s) global, I. DOI: 10.1107/S2056989015014024/su5170sup1.cif Structure factors: contains datablock(s) I. DOI: 10.1107/S2056989015014024/su5170Isup2.hkl Click here for additional data file. Supporting information file. DOI: 10.1107/S2056989015014024/su5170Isup3.cml Click here for additional data file. . DOI: 10.1107/S2056989015014024/su5170fig1.tif The mol­ecular structure of the title compound, with atom labelling. Displacement ellipsoids are drawn at the 30% probability level. Click here for additional data file. a . DOI: 10.1107/S2056989015014024/su5170fig2.tif The crystal packing of the title compound, viewed along the a axis. Dashed lines shows the inter­molecular C-H⋯O hydrogen bonds (see Table 1). H atoms not involved in hydrogen bonding have been omitted for clarity. CCDC reference: 1414784 Additional supporting information: crystallographic information; 3D view; checkCIF report
C22H23NO2SZ = 2
Mr = 365.47F(000) = 388
Triclinic, P1Dx = 1.298 Mg m3
Hall symbol: -P 1Mo Kα radiation, λ = 0.71073 Å
a = 9.5184 (4) ÅCell parameters from 3265 reflections
b = 10.4041 (5) Åθ = 2.1–25.0°
c = 10.6923 (4) ŵ = 0.19 mm1
α = 81.270 (2)°T = 293 K
β = 66.626 (2)°Block, colourless
γ = 74.385 (2)°0.30 × 0.30 × 0.25 mm
V = 934.88 (7) Å3
Bruker Kappa APEXII CCD diffractometer3265 independent reflections
Radiation source: fine-focus sealed tube2504 reflections with I > 2σ(I)
Graphite monochromatorRint = 0.030
ω and φ scansθmax = 25.0°, θmin = 2.1°
Absorption correction: multi-scan (SADABS; Bruker, 2004)h = −11→11
Tmin = 0.945, Tmax = 0.954k = −12→12
18019 measured reflectionsl = −12→12
Refinement on F2Secondary atom site location: difference Fourier map
Least-squares matrix: fullHydrogen site location: inferred from neighbouring sites
R[F2 > 2σ(F2)] = 0.041H-atom parameters constrained
wR(F2) = 0.112w = 1/[σ2(Fo2) + (0.0453P)2 + 0.4695P] where P = (Fo2 + 2Fc2)/3
S = 1.03(Δ/σ)max = 0.001
3265 reflectionsΔρmax = 0.21 e Å3
246 parametersΔρmin = −0.21 e Å3
10 restraintsExtinction correction: SHELXL97 (Sheldrick, 2008), Fc*=kFc[1+0.001xFc2λ3/sin(2θ)]-1/4
Primary atom site location: structure-invariant direct methodsExtinction coefficient: 0.025 (3)
Geometry. All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds involving l.s. planes.
Refinement. Refinement of F2 against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The threshold expression of F2 > 2sigma(F2) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F2 are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger.
xyzUiso*/UeqOcc. (<1)
C10.9603 (3)0.3962 (4)0.3621 (3)0.0705 (8)
H11.02790.42310.27780.085*
C20.9631 (3)0.2640 (3)0.3945 (3)0.0702 (8)
H21.03340.20050.33280.084*
C30.8613 (3)0.2244 (3)0.5191 (2)0.0541 (6)
H30.86310.13410.54020.065*
C40.7568 (2)0.3172 (2)0.6132 (2)0.0417 (5)
C50.7572 (3)0.4499 (2)0.5783 (2)0.0535 (6)
H50.68830.51420.63970.064*
C60.8587 (3)0.4888 (3)0.4532 (3)0.0655 (7)
H60.85740.57900.43120.079*
C70.6470 (2)0.2688 (2)0.74667 (19)0.0383 (5)
H70.63210.18450.72930.046*
C80.4827 (2)0.3576 (2)0.8094 (2)0.0488 (6)
H80.48920.45140.79640.059*
C90.3619 (3)0.3412 (4)0.7578 (3)0.0890 (11)
H9A0.34180.41640.69650.107*0.427 (13)
H9B0.40020.26000.70850.107*0.427 (13)
H9C0.29280.42640.74820.107*0.573 (13)
H9D0.41190.29900.67100.107*0.573 (13)
C100.2151 (9)0.3342 (11)0.8782 (7)0.057 (2)0.427 (13)
H10A0.16240.27200.86590.069*0.427 (13)
H10B0.14320.42140.89540.069*0.427 (13)
C10'0.2769 (10)0.2563 (10)0.8649 (7)0.091 (2)0.573 (13)
H10C0.17010.27210.86870.109*0.573 (13)
H10D0.32750.16310.84650.109*0.573 (13)
C110.2750 (3)0.2854 (3)0.9919 (3)0.0691 (8)
H11A0.20000.32681.07560.083*0.427 (13)
H11B0.28730.18941.00680.083*0.427 (13)
H11C0.26530.20841.05580.083*0.573 (13)
H11D0.18860.36011.03190.083*0.573 (13)
C120.5497 (2)0.21009 (19)0.98166 (19)0.0364 (5)
H120.53600.12530.96430.044*
C130.5386 (2)0.2033 (2)1.1270 (2)0.0407 (5)
C140.4304 (3)0.1386 (3)1.2261 (2)0.0595 (6)
H140.36850.10051.20050.071*
C150.4123 (4)0.1294 (3)1.3608 (3)0.0781 (8)
H150.33870.08581.42540.094*
C160.5026 (4)0.1842 (3)1.3991 (3)0.0767 (9)
H160.48990.17861.49050.092*
C170.6118 (3)0.2473 (3)1.3047 (2)0.0611 (7)
H170.67280.28451.33230.073*
C180.6326 (3)0.2566 (2)1.1671 (2)0.0450 (5)
C190.7422 (2)0.35732 (19)0.9027 (2)0.0398 (5)
H19A0.65390.43390.91560.048*
H19B0.83140.37930.82600.048*
C200.7012 (2)0.23802 (18)0.87029 (19)0.0339 (4)
C210.8360 (2)0.1159 (2)0.8429 (2)0.0395 (5)
C221.1091 (3)0.0345 (3)0.7589 (3)0.0748 (8)
H22A1.20340.06740.72090.112*
H22B1.1072−0.01890.69410.112*
H22C1.1068−0.01890.84090.112*
N10.42652 (18)0.31903 (18)0.95607 (17)0.0428 (4)
O10.8198 (2)0.00459 (16)0.8592 (2)0.0818 (6)
O20.97460 (16)0.14517 (15)0.78985 (17)0.0542 (4)
S10.78888 (7)0.32480 (6)1.05291 (6)0.0536 (2)
U11U22U33U12U13U23
C10.0631 (17)0.108 (2)0.0412 (14)−0.0378 (17)−0.0105 (12)0.0030 (15)
C20.0528 (15)0.103 (2)0.0478 (15)−0.0215 (15)−0.0017 (12)−0.0246 (15)
C30.0475 (13)0.0635 (15)0.0458 (13)−0.0114 (11)−0.0091 (11)−0.0121 (11)
C40.0354 (11)0.0533 (13)0.0355 (11)−0.0070 (10)−0.0147 (9)−0.0018 (10)
C50.0506 (13)0.0552 (15)0.0470 (13)−0.0061 (11)−0.0162 (11)0.0030 (11)
C60.0671 (17)0.0736 (18)0.0585 (16)−0.0253 (15)−0.0279 (14)0.0176 (14)
C70.0363 (10)0.0405 (11)0.0365 (11)−0.0051 (9)−0.0130 (9)−0.0056 (9)
C80.0350 (11)0.0623 (15)0.0406 (12)−0.0016 (10)−0.0121 (9)−0.0007 (10)
C90.0467 (15)0.157 (3)0.0638 (18)0.0036 (19)−0.0299 (14)−0.028 (2)
C100.035 (4)0.066 (5)0.074 (4)−0.010 (3)−0.021 (3)−0.015 (4)
C10'0.054 (4)0.097 (6)0.143 (6)−0.006 (4)−0.047 (4)−0.057 (5)
C110.0339 (12)0.0849 (19)0.0797 (19)−0.0148 (13)−0.0153 (12)0.0063 (15)
C120.0365 (10)0.0324 (10)0.0383 (11)−0.0071 (8)−0.0112 (9)−0.0050 (8)
C130.0413 (11)0.0363 (11)0.0361 (11)0.0000 (9)−0.0103 (9)−0.0053 (9)
C140.0585 (15)0.0644 (16)0.0444 (14)−0.0149 (13)−0.0089 (11)0.0015 (12)
C150.083 (2)0.087 (2)0.0419 (15)−0.0166 (17)−0.0062 (14)0.0051 (14)
C160.093 (2)0.081 (2)0.0349 (14)0.0101 (17)−0.0200 (15)−0.0067 (13)
C170.0727 (17)0.0586 (15)0.0491 (15)0.0103 (13)−0.0314 (13)−0.0163 (12)
C180.0486 (12)0.0380 (12)0.0425 (12)0.0068 (10)−0.0190 (10)−0.0105 (9)
C190.0394 (11)0.0328 (11)0.0467 (12)−0.0076 (9)−0.0149 (9)−0.0048 (9)
C200.0328 (10)0.0310 (10)0.0367 (10)−0.0049 (8)−0.0123 (8)−0.0047 (8)
C210.0376 (11)0.0351 (12)0.0432 (12)−0.0045 (9)−0.0131 (9)−0.0070 (9)
C220.0391 (13)0.0678 (18)0.108 (2)0.0126 (12)−0.0237 (14)−0.0337 (16)
N10.0315 (9)0.0497 (11)0.0400 (10)−0.0050 (8)−0.0089 (7)−0.0015 (8)
O10.0528 (10)0.0327 (10)0.1383 (19)−0.0052 (8)−0.0149 (11)−0.0088 (10)
O20.0325 (8)0.0463 (9)0.0772 (11)−0.0004 (7)−0.0141 (7)−0.0175 (8)
S10.0555 (4)0.0559 (4)0.0602 (4)−0.0130 (3)−0.0294 (3)−0.0123 (3)
C1—C61.360 (4)C11—H11A0.9700
C1—C21.362 (4)C11—H11B0.9700
C1—H10.9300C11—H11C0.9700
C2—C31.381 (3)C11—H11D0.9700
C2—H20.9300C12—N11.476 (3)
C3—C41.384 (3)C12—C131.507 (3)
C3—H30.9300C12—C201.530 (3)
C4—C51.375 (3)C12—H120.9800
C4—C71.505 (3)C13—C141.388 (3)
C5—C61.381 (3)C13—C181.392 (3)
C5—H50.9300C14—C151.373 (4)
C6—H60.9300C14—H140.9300
C7—C81.526 (3)C15—C161.359 (4)
C7—C201.562 (3)C15—H150.9300
C7—H70.9800C16—C171.366 (4)
C8—N11.472 (3)C16—H160.9300
C8—C91.514 (3)C17—C181.396 (3)
C8—H80.9800C17—H170.9300
C9—C10'1.445 (8)C18—S11.752 (2)
C9—C101.488 (7)C19—C201.520 (3)
C9—H9A0.9700C19—S11.793 (2)
C9—H9B0.9700C19—H19A0.9700
C9—H9C0.9700C19—H19B0.9700
C9—H9D0.9700C20—C211.511 (3)
C10—C111.506 (7)C21—O11.187 (2)
C10—H10A0.9700C21—O21.313 (2)
C10—H10B0.9700C22—O21.435 (3)
C10'—C111.428 (6)C22—H22A0.9600
C10'—H10C0.9700C22—H22B0.9600
C10'—H10D0.9700C22—H22C0.9600
C11—N11.463 (3)
C6—C1—C2119.9 (2)N1—C11—H11A109.7
C6—C1—H1120.1C10—C11—H11A109.7
C2—C1—H1120.1C10'—C11—H11B81.2
C1—C2—C3120.0 (3)N1—C11—H11B109.7
C1—C2—H2120.0C10—C11—H11B109.7
C3—C2—H2120.0H11A—C11—H11B108.2
C2—C3—C4121.0 (2)C10'—C11—H11C110.9
C2—C3—H3119.5N1—C11—H11C110.9
C4—C3—H3119.5C10—C11—H11C132.3
C5—C4—C3117.9 (2)H11A—C11—H11C78.6
C5—C4—C7123.32 (19)H11B—C11—H11C31.7
C3—C4—C7118.8 (2)C10'—C11—H11D110.9
C4—C5—C6120.9 (2)N1—C11—H11D110.9
C4—C5—H5119.6C10—C11—H11D78.1
C6—C5—H5119.6H11A—C11—H11D33.9
C1—C6—C5120.4 (3)H11B—C11—H11D132.5
C1—C6—H6119.8H11C—C11—H11D108.9
C5—C6—H6119.8N1—C12—C13111.97 (15)
C4—C7—C8117.60 (17)N1—C12—C20102.97 (15)
C4—C7—C20117.97 (16)C13—C12—C20116.79 (16)
C8—C7—C20101.70 (15)N1—C12—H12108.2
C4—C7—H7106.2C13—C12—H12108.2
C8—C7—H7106.2C20—C12—H12108.2
C20—C7—H7106.2C14—C13—C18118.1 (2)
N1—C8—C9106.7 (2)C14—C13—C12118.3 (2)
N1—C8—C7105.94 (16)C18—C13—C12123.55 (19)
C9—C8—C7115.6 (2)C15—C14—C13121.7 (3)
N1—C8—H8109.5C15—C14—H14119.1
C9—C8—H8109.5C13—C14—H14119.1
C7—C8—H8109.5C16—C15—C14119.6 (3)
C10'—C9—C1034.0 (3)C16—C15—H15120.2
C10'—C9—C8102.1 (3)C14—C15—H15120.2
C10—C9—C8107.7 (3)C15—C16—C17120.6 (2)
C10'—C9—H9A139.4C15—C16—H16119.7
C10—C9—H9A110.2C17—C16—H16119.7
C8—C9—H9A110.2C16—C17—C18120.6 (3)
C10'—C9—H9B81.7C16—C17—H17119.7
C10—C9—H9B110.2C18—C17—H17119.7
C8—C9—H9B110.2C13—C18—C17119.4 (2)
H9A—C9—H9B108.5C13—C18—S1123.83 (16)
C10'—C9—H9C111.0C17—C18—S1116.60 (19)
C10—C9—H9C78.1C20—C19—S1111.91 (14)
C8—C9—H9C111.4C20—C19—H19A109.2
H9A—C9—H9C33.9S1—C19—H19A109.2
H9B—C9—H9C132.2C20—C19—H19B109.2
C10'—C9—H9D111.6S1—C19—H19B109.2
C10—C9—H9D133.3H19A—C19—H19B107.9
C8—C9—H9D111.3C21—C20—C19112.36 (16)
H9A—C9—H9D79.2C21—C20—C12112.39 (16)
H9B—C9—H9D31.5C19—C20—C12110.86 (16)
H9C—C9—H9D109.2C21—C20—C7108.94 (15)
C9—C10—C11102.6 (5)C19—C20—C7112.48 (16)
C9—C10—H10A111.2C12—C20—C799.11 (14)
C11—C10—H10A111.2O1—C21—O2122.81 (19)
C9—C10—H10B111.2O1—C21—C20123.89 (19)
C11—C10—H10B111.2O2—C21—C20113.15 (17)
H10A—C10—H10B109.2O2—C22—H22A109.5
C11—C10'—C9108.8 (4)O2—C22—H22B109.5
C11—C10'—H10C109.9H22A—C22—H22B109.5
C9—C10'—H10C109.9O2—C22—H22C109.5
C11—C10'—H10D109.9H22A—C22—H22C109.5
C9—C10'—H10D109.9H22B—C22—H22C109.5
H10C—C10'—H10D108.3C11—N1—C8107.08 (18)
C10'—C11—N1104.2 (3)C11—N1—C12115.18 (18)
C10'—C11—C1033.9 (3)C8—N1—C12108.21 (15)
N1—C11—C10109.6 (3)C21—O2—C22116.65 (18)
C10'—C11—H11A138.5C18—S1—C19101.43 (10)
C6—C1—C2—C30.8 (4)C16—C17—C18—C131.4 (3)
C1—C2—C3—C4−0.7 (4)C16—C17—C18—S1−173.83 (19)
C2—C3—C4—C50.2 (3)S1—C19—C20—C21−61.3 (2)
C2—C3—C4—C7179.2 (2)S1—C19—C20—C1265.39 (18)
C3—C4—C5—C60.1 (3)S1—C19—C20—C7175.32 (13)
C7—C4—C5—C6−178.8 (2)N1—C12—C20—C21−159.41 (15)
C2—C1—C6—C5−0.4 (4)C13—C12—C20—C2177.5 (2)
C4—C5—C6—C10.0 (4)N1—C12—C20—C1973.91 (18)
C5—C4—C7—C833.6 (3)C13—C12—C20—C19−49.2 (2)
C3—C4—C7—C8−145.3 (2)N1—C12—C20—C7−44.48 (17)
C5—C4—C7—C20−88.8 (2)C13—C12—C20—C7−167.61 (16)
C3—C4—C7—C2092.3 (2)C4—C7—C20—C21−68.8 (2)
C4—C7—C8—N1−157.46 (17)C8—C7—C20—C21160.99 (17)
C20—C7—C8—N1−27.0 (2)C4—C7—C20—C1956.5 (2)
C4—C7—C8—C984.7 (3)C8—C7—C20—C19−73.7 (2)
C20—C7—C8—C9−144.9 (2)C4—C7—C20—C12173.63 (17)
N1—C8—C9—C10'−17.6 (5)C8—C7—C20—C1243.42 (19)
C7—C8—C9—C10'99.9 (5)C19—C20—C21—O1154.4 (2)
N1—C8—C9—C1017.1 (6)C12—C20—C21—O128.6 (3)
C7—C8—C9—C10134.6 (5)C7—C20—C21—O1−80.2 (3)
C10'—C9—C10—C1160.9 (6)C19—C20—C21—O2−30.0 (2)
C8—C9—C10—C11−24.5 (7)C12—C20—C21—O2−155.88 (17)
C10—C9—C10'—C11−71.8 (7)C7—C20—C21—O295.31 (19)
C8—C9—C10'—C1132.0 (7)C10'—C11—N1—C821.1 (5)
C9—C10'—C11—N1−33.9 (7)C10—C11—N1—C8−13.9 (5)
C9—C10'—C11—C1070.2 (8)C10'—C11—N1—C12−99.3 (5)
C9—C10—C11—C10'−62.4 (7)C10—C11—N1—C12−134.3 (5)
C9—C10—C11—N123.8 (7)C9—C8—N1—C11−1.9 (3)
N1—C12—C13—C1481.6 (2)C7—C8—N1—C11−125.6 (2)
C20—C12—C13—C14−160.09 (19)C9—C8—N1—C12122.8 (2)
N1—C12—C13—C18−99.5 (2)C7—C8—N1—C12−0.9 (2)
C20—C12—C13—C1818.9 (3)C13—C12—N1—C11−84.8 (2)
C18—C13—C14—C151.6 (3)C20—C12—N1—C11148.95 (19)
C12—C13—C14—C15−179.4 (2)C13—C12—N1—C8155.49 (18)
C13—C14—C15—C16−0.3 (4)C20—C12—N1—C829.2 (2)
C14—C15—C16—C17−0.5 (4)O1—C21—O2—C22−3.5 (3)
C15—C16—C17—C180.0 (4)C20—C21—O2—C22−179.14 (19)
C14—C13—C18—C17−2.1 (3)C13—C18—S1—C1919.2 (2)
C12—C13—C18—C17178.92 (18)C17—C18—S1—C19−165.83 (16)
C14—C13—C18—S1172.73 (16)C20—C19—S1—C18−47.73 (16)
C12—C13—C18—S1−6.3 (3)
D—H···AD—HH···AD···AD—H···A
C11—H11C···O1i0.972.483.365 (3)151
Table 1

Hydrogen-bond geometry (, )

DHA DHHA D A DHA
C11H11CO1i 0.972.483.365(3)151

Symmetry code: (i) .

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Authors:  George M Sheldrick
Journal:  Acta Crystallogr A       Date:  2007-12-21       Impact factor: 2.290

Review 2.  Semisynthetic derivatives of pyrrolizidine alkaloids of pharmacodynamic importance: a review.

Authors:  C K Atal
Journal:  Lloydia       Date:  1978 Jul-Aug

Review 3.  DNA minor groove alkylating agents.

Authors:  W A Denny
Journal:  Curr Med Chem       Date:  2001-04       Impact factor: 4.530

4.  Synthesis, antimicrobial and antifungal activity of a new class of spiro pyrrolidines.

Authors:  A Amal Raj; R Raghunathan; M R SrideviKumari; N Raman
Journal:  Bioorg Med Chem       Date:  2003-02-06       Impact factor: 3.641

5.  Structure validation in chemical crystallography.

Authors:  Anthony L Spek
Journal:  Acta Crystallogr D Biol Crystallogr       Date:  2009-01-20
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