[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch2][Ring1][C][=C][C@@H1][C@H1][Branch1][Branch2][C][Ring1][Ring1][Branch1][C][C][C][C][=Branch1][C][=O][O][C]"}, {"from": "gpt", "value": "The molecule is a trans-chrysanthemic acid in which both stereocentres have R configuration. It is functionally related to a (R,R)-chrysanthemal. It is a conjugate acid of a (R,R)-chrysanthemate. It is an enantiomer of a (-)-trans-chrysanthemic acid."}]