Citric Acid → (3-Ethylsulfamoyl-phenyl)-acetic acid

Reaction equation

[CH2:21]1[O:22][CH2:23][CH2:24][CH2:25]1.[CH3:1][O:2][C:3]([CH2:4][c:5]1[cH:6][c:7]([S:11]([NH:12][CH2:13][CH3:14])(=[O:15])=[O:16])[cH:8][cH:9][cH:10]1)=[O:17].[CH3:27][CH2:28][O:29][C:30](=[O:31])[CH3:32].[Li+:19].[OH-:18].[OH2:20].[OH2:26].[OH:33][C:34]([CH2:35][C:36]([C:37](=[O:38])[OH:39])([CH2:40][C:41](=[O:42])[OH:43])[OH:44])=[O:45]>>[O:2]=[C:3]([CH2:4][c:5]1[cH:6][c:7]([S:11]([NH:12][CH2:13][CH3:14])(=[O:15])=[O:16])[cH:8][cH:9][cH:10]1)[OH:17]