[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=C][Branch2][Branch1][O][C][=Branch1][C][=O][C][C@][Branch2][Ring2][P][C@H1][Ring1][#Branch1][C][C@@H1][C@][C@@H1][Ring1][=Branch1][C@H1][Branch2][Ring2][Ring1][C@@H1][Branch2][Ring1][=C][C@][Branch1][#C][C@@H1][Ring1][=Branch1][C@H1][Branch1][Branch2][C][=Branch1][C][=O][O][Ring1][O][O][Branch1][Branch1][O][C][Ring1][=N][C][=Branch1][C][=O][O][C][O][O][C][O]"}, {"from": "gpt", "value": "The molecule is a quassinoid isolated from Brucea javanica and Brucea sumatrana and has been shown to exhibit antimalarial activity. It has a role as a metabolite, an antimalarial and an antineoplastic agent. It is a quassinoid, a delta-lactone, a cyclic ether, an enone, an organic heteropentacyclic compound, a tetrol, an enol and a methyl ester."}]