[{"from": "human", "value": "What can you tell me about this molecule? [C][=C][C][=C][Branch1][N][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=Branch1][C][=O][O][N][=N][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O]"}, {"from": "gpt", "value": "The molecule is an azo compound that is azobenzene in which one phenyl group is substituted at position 4 by a hydroxy group, while the other phenyl group is substituted at position 2 by a carboxy group. It is used as a matrix in matrix-assisted laser desorption/ionization (MALDI) mass spectrometry. It has a role as a MALDI matrix material. It is an azo compound, a member of phenols and a monocarboxylic acid. It is functionally related to an azobenzene."}]