Formaldehyde → 5-methyl-7-((1-methylpyrrolidin-2-yl)methyl)-3-(phenylamino)-2-(4-(pyridin-2-yl)benzyl)-2H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione

Reaction equation

[CH3:1][N:2]1[C:7](=[O:8])[C:6]2=[C:9]([NH:25][C:26]3[CH:31]=[CH:30][CH:29]=[CH:28][CH:27]=3)[N:10]([CH2:12][C:13]3[CH:18]=[CH:17][C:16]([C:19]4[CH:24]=[CH:23][CH:22]=[CH:21][N:20]=4)=[CH:15][CH:14]=3)[N:11]=[C:5]2[N:4]([CH2:32][CH:33]2[CH2:37][CH2:36][CH2:35][NH:34]2)[C:3]1=[O:38].C=O.[BH3-][C:42]#N.[Na+]>CO>[CH3:1][N:2]1[C:7](=[O:8])[C:6]2=[C:9]([NH:25][C:26]3[CH:31]=[CH:30][CH:29]=[CH:28][CH:27]=3)[N:10]([CH2:12][C:13]3[CH:18]=[CH:17][C:16]([C:19]4[CH:24]=[CH:23][CH:22]=[CH:21][N:20]=4)=[CH:15][CH:14]=3)[N:11]=[C:5]2[N:4]([CH2:32][CH:33]2[CH2:37][CH2:36][CH2:35][N:34]2[CH3:42])[C:3]1=[O:38]