[{"from": "human", "value": "What can you tell me about this molecule? [C][C@@H1][C@@H1][C][C][=Branch1][C][=O][O][C@H1][C@@][Ring1][#Branch1][C][O][C@@][Branch1][Branch1][C@@H1][Ring1][N][O][Branch2][Ring1][N][C@@H1][Ring1][#Branch1][C@@][Branch2][Ring1][Ring2][C@@H1][Branch1][Ring2][C][Ring1][O][C][=Branch1][#Branch2][=C][C@@H1][Branch1][Branch1][C@H1][Ring1][#Branch1][O][O][C][C][O]"}, {"from": "gpt", "value": "The molecule is a quassinoid phytochemical isolated from Simaba cedron and other plant species with potential antineoplastic activity.  Chaparrin is a mixture of compounds that includes flavonoids, antioxidants, and nordihydroguaiaretic acid (NDGA).  NDGA is an antioxidant and lipoxygenase inhibitor that promotes cell differentiation, induces G1 phase cell-cycle arrest, and causes apoptosis in certain cancer cell lines. (NCI04)"}]