[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][=C][C][C][Branch1][Branch1][C][C][Ring1][=Branch1][C][=Branch1][C][=C][C][C][C][C][Ring1][=Branch2][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is a carbobicyclic compound and sesquiterpene that is spiro[5.5]undec-2-ene which is substituted by a methylidene group at position 11 and by methyl groups at positions 3, 7 and 7. It is a sesquiterpene and a carbobicyclic compound."}]