[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=C][C][C@H1][Branch1][=Branch2][C][C][Ring1][=Branch1][C][O][Ring1][Ring1][C][=Branch1][C][=C][C]"}, {"from": "gpt", "value": "The molecule is a spirocyclic epoxide obtained by formal addition of a methylene group to the carbonyl moiety of 5-isopropenyl-2-methylcyclohex-2-en-3-one. It is an epoxide and a spiro compound. It derives from a hydride of a (4S)-limonene."}]