[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][=C][C][O][C][=Branch1][C][=O][C][Ring1][=Branch1][=C][Branch2][Ring2][#C][C][=Branch1][=Branch1][=C][Ring1][#Branch2][O][C][C][/C][=C][Branch1][C][\\C][/C][C][C][=Branch1][C][=O][O][C@H1][C@@H1][Branch2][Ring1][Ring2][C@H1][Branch1][S][C@@H1][Branch1][N][C@H1][Branch1][Ring2][O][Ring1][=Branch1][C][=Branch1][C][=O][O-1][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a carbohydrate acid derivative anion that is the conjugate base of mycophenolic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a mycophenolic acid O-acyl-glucuronide."}]