[NH:1]1[C:5]2=[N:6][CH:7]=[CH:8][CH:9]=[C:4]2[CH:3]=[C:2]1[CH2:10][NH2:11].[CH3:12][Si:13]([CH3:32])([CH3:31])[CH2:14][CH2:15][O:16][CH2:17]N1C2=NC=CC=C2C=C1C(OC)=O.Cl.S1C2C=CN=CC=2C=C1CN>>[CH3:12][Si:13]([CH3:32])([CH3:31])[CH2:14][CH2:15][O:16][CH2:17][N:1]1[C:5]2=[N:6][CH:7]=[CH:8][CH:9]=[C:4]2[CH:3]=[C:2]1[CH2:10][NH2:11]Intermediate H′ was prepared from methyl 1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrrolo[2,3-b]pyridine-2-carboxylate (H′-1) following similar procedures for synthesizing intermediate D from D-2, as described above. MS (m/z): 278 (M+1)+.
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