[{"from": "human", "value": "Provide a description of this molecule. [C][C][=C][Branch1][#C][C][Branch1][#Branch1][C][C][C][Ring1][=Branch1][O][Branch1][C][C][C][O][/C][=C][/C][=Branch1][=C][=C][/C][=C][/C][=Branch1][#Branch1][=C][/C][=Branch1][C][=O][O][/C][/C]"}, {"from": "gpt", "value": "The molecule is a retinoid that consists of all-trans-retinoic acid bearing two hydroxy substituents at positions 4 and 16. It is a retinoid, a dihydroxy monocarboxylic acid and a secondary allylic alcohol. It is functionally related to an all-trans-retinoic acid. It is a conjugate acid of an all-trans-4,16-dihydroxyretinoate."}]