[{"from": "human", "value": "What can you tell me about this molecule? [C][C][C][C][C][C][C][C][C@@H1][C@H1][Branch1][N][C][=Branch1][C][=C][C][=Branch1][C][=O][O][Ring1][#Branch1][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a 4-methylidene-2-octyl-5-oxotetrahydrofuran-3-carboxylic acid that has 2R,3S-configuration. It is an enantiomer of a (2S,3R)-C75."}]