[{"from": "human", "value": "What can you tell me about this molecule? [C][C][Branch2][Ring2][=C][C][C][C][=C][Branch1][Ring2][O][Ring1][=Branch1][C][=Branch2][Ring1][S][=C][C][=C][Ring1][#Branch1][C@H1][C@@H1][Branch1][Branch1][C][O][Ring1][=Branch1][C][=C][C][=C][Branch1][Branch2][C][=C][Ring1][=Branch1][O][Ring1][O][O][C][O][Ring1][Branch2][O][C]"}, {"from": "gpt", "value": "The molecule is a member of the class of pterocarpans that is pterocarpan substituted by a hydroxy group at position 3, a methylenedioxy group across positions 8 and 9 and a 2,2-dimethyltetrahydro-2H-pyran ring fused across positions 1 and 2 (the 8aR,14aR stereoisomer). Isolated from the stem barks of Maackia amurensis,it exhibits cytotoxicity against human cancer cell lines. It has a role as an antineoplastic agent and a plant metabolite. It is a member of pterocarpans, an organic heterohexacyclic compound and a member of phenols."}]