[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=C][C][=C][Branch2][Ring1][=Branch2][C][=Branch1][Ring2][=C][Ring1][=Branch1][N][=N][C][=C][C][=C][C][=C][Ring1][=Branch1][S][=Branch1][C][=O][=Branch1][C][=O][O][S][=Branch1][C][=O][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is azobenzene substituted at C-2 of each phenyl group by a sulfo group. It is a member of azobenzenes and an arenesulfonic acid. It is a conjugate acid of a 2,2'-disulfonatoazobenzene."}]