[{"from": "human", "value": "Please give me some details about this molecule. [C][C][=C][C][=Branch1][P][=C][C][=Branch1][Branch1][=C][Ring1][=Branch1][N][S][=Branch1][C][=O][=Branch1][C][=O][O][C][=Branch2][Ring1][#C][=C][C][=C][C][=Branch2][Ring1][Ring2][=N][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][S][=Branch1][C][=O][=Branch1][C][=O][O][C][=C][Ring1][P][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][S][=Branch1][C][=O][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is an amino sulfonic acid that is 4-[(4-methylenecyclohexa-2,5-dien-1-ylidene)amino]benzenesulfonic acid in which the hydrogens of the methylene group are replaced by 4-amino-3-methyl-5-sulfophenyl and 4-[(4-sulfophenyl)amino]phenyl groups. The disodium salt is the biological stain C.I. Acid Blue 22, also known as water blue. It is an organosulfonic acid, a ketimine and an amino sulfonic acid. It is a conjugate acid of a NSC 56820(2-)."}]