[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][/C][=C][\\C][C@@H1][C@@H1][Branch1][#Branch1][C][=C][C][Ring1][Branch1][=O][C][C][C][C][C][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is the (9R,13R)-diastereomer of 12-oxophytodienoic acid. It is an oxo carboxylic acid, a carbocyclic fatty acid and an olefinic fatty acid. It is a conjugate acid of a (9R,13R)-12-oxophytodienoate."}]