[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=C][C@H1][C][C][C@@][Branch1][=C][C][C][C][C][=Branch1][C][=C][C@H1][Ring1][#Branch1][C][Ring1][O][C]"}, {"from": "gpt", "value": "The molecule is the (4aS,7S,8aR)-stereoisomer of beta-selinene. It is an enantiomer of a (+)-beta-selinene."}]