Cl[CH2:2][C:3]1[S:11][C:10]2[C:5](=[N:6][CH:7]=[CH:8][CH:9]=2)[CH:4]=1.[NH3:12].CO>>[S:11]1[C:10]2[C:5](=[N:6][CH:7]=[CH:8][CH:9]=2)[CH:4]=[C:3]1[CH2:2][NH2:12]2-(Chloromethyl)thieno[3,2-b]pyridine (C-5) (183 mg, 1 mmol) was dissolved in NH3/methanol (7 N, 10 mL). The resulting mixture was stirred at 50° C. for 16 hours and concentrated. The residue was purified by chromatography. MS (m/z): 165 (M+1)+.
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