[{"from": "human", "value": "Generate a molecule based on this description. The molecule is an enantiomer of pinoresinol having (-)-1R,3aS,4R,6aS-configuration. It has a role as a plant metabolite."}, {"from": "gpt", "value": "[C][O][C][=C][Branch2][Ring2][=Branch1][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C@H1][C@@H1][C][O][C@H1][Branch1][Branch2][C@@H1][Ring1][Branch1][C][O][Ring1][Branch2][C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O][C][O]"}]