[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C@H1][C@H1][Branch2][Ring1][Branch1][C][O][C@@H1][Ring1][Branch1][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O][Ring1][#Branch1][C@H1][Branch1][Ring2][O][Ring1][P][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O][Ring1][#Branch1]"}, {"from": "gpt", "value": "The molecule is a lignan that consists of tetrahydro-1H,3H-furo[3,4-c]furan substituted by 1,3-benzodioxole groups at positions 1 and 4 (the 1S,3aR,4S,6aR stereoisomer). Isolated from Cinnamomum camphora, it exhibits cytotoxic activity. It has a role as an antineoplastic agent, a neuroprotective agent and a plant metabolite. It is a lignan, a member of benzodioxoles and a furofuran."}]