[C:1]([CH3:2])([CH3:3])([CH3:4])[c:5]1[cH:6][c:7]([Br:20])[cH:8][c:9]([C:16]([CH3:17])([CH3:18])[CH3:19])[c:10]1[O:11][Si:12]([CH3:13])([CH3:14])[CH3:15].[CH2:21]=[O:22]>>[C:1]([CH3:2])([CH3:3])([CH3:4])[c:5]1[cH:6][c:7]([CH:21]=[O:22])[cH:8][c:9]([C:16]([CH3:17])([CH3:18])[CH3:19])[c:10]1[O:11][Si:12]([CH3:13])([CH3:14])[CH3:15]Loading…