[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][Ring1][S][C@H1][Branch2][Ring1][O][C@H1][Branch2][Ring1][Branch1][O][C@H1][Ring1][=Branch1][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N+1][=Branch1][C][=O][O-1][C][O][O][O]"}, {"from": "gpt", "value": "The molecule is an N-acetyl-beta-D-galactosaminide having a 4-nitrophenyl substituent at the anomeric position."}]