[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch2][Ring1][C][=C][/C][=C][/C][Branch1][O][C][C][N][=C][Branch1][Ring2][N][Ring1][=Branch1][N][C][C]"}, {"from": "gpt", "value": "The molecule is an alkaloid that is 1,4,5,6-tetrahydropyrimidine substituted by an amino group at position 2 and by a methyl group and a 4-methylpenta-1,3-dien-1-yl group at position 6. Isolated from the leaves of Pterogyne nitens, it exhibits cytotoxicity against a panel of human cancer cell lines. It has a role as a metabolite and an antineoplastic agent. It is a member of guanidines, an alkaloid and a member of 1,4,5,6-tetrahydropyrimidines."}]