[{"from": "human", "value": "Could you provide a description of this molecule? [C][=C][C][=C][Branch1][Branch2][C][=Branch1][Ring2][=C][Ring1][=Branch1][Cl][N][C][=C][Ring1][Branch2][C][Branch2][Ring1][O][C][Branch1][#C][C][=C][N][C][=C][Ring1][Branch1][C][=C][C][=C][Ring1][=Branch1][Cl][C][=Branch1][C][=N][C][=Branch1][C][=O][O][C][=Branch1][C][=N][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a zwitterion that is derived from 3,4-bis(7-chloroindol-3-yl)-2,5-diiminohexanedioic acid by deprotonation of both carboxylic acid groups and protonation of both amino groups; major species at pH 7.3. It is a tautomer of a 3,4-bis(7-chloroindol-3-yl)-2,5-diiminohexanedioic acid."}]