[{"from": "human", "value": "Provide a description of this molecule. [C][C][C][=Branch1][C][=O][N][Branch1][Branch1][C][Ring1][=Branch1][=O][O][C][=Branch1][C][=O][C][C][=C][C][=Branch1][N][=C][Branch1][Branch2][C][=Branch1][Ring2][=C][Ring1][=Branch1][I][O][N+1][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is the ester formed between N-hydroxysuccinimide and (4-hydroxy-5-iodo-3-nitrophenyl)acetic acid. It is a N-hydroxysuccinimide ester and a member of 2-nitrophenols. It contains a (4-hydroxy-3-iodo-5-nitrophenyl)acetyl group. It is functionally related to a (4-hydroxy-3-iodo-5-nitrophenyl)acetic acid."}]