Hydrochloric Acid → 3-[2-Fluoro-5-(4-oxo-3,4,5,6,7,8-hexahydro-phthalazin-1-ylmethyl)-phenyl]-5-methylimidazolidine-2,4-dione

Reaction equation

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