Methyl iodide → 3-ethyl-3,11-dihydro-9,11-dimethyl-6H-pyrazolo[1,5-a]pyrazolo[4',3':5,6]pyrido[4,3-d]-pyrimidin-6-one

Reaction equation

[CH2:1]([CH3:2])[n:3]1[n:4][cH:5][c:6]2[c:7]1[n:8][cH:9][c:10]1[c:11]2[nH:12][c:13]2[n:14]([c:15]1=[O:16])[n:17][c:18]([CH3:20])[cH:19]2.[CH3:22][I:23].[CH3:24][O:25][CH2:26][CH2:27][O:28][CH2:29][CH2:30][O:31][CH3:32].[Na:21]>>[CH2:1]([CH3:2])[n:3]1[n:4][cH:5][c:6]2[c:7]1[n:8][cH:9][c:10]1[c:11]2[n:12]([CH3:22])[c:13]2[n:14]([c:15]1=[O:16])[n:17][c:18]([CH3:20])[cH:19]2