SMILES: C[C@H]1[C@H](C(=O)O[C@H]2[C@@H]([C@@H]([C@]3([C@@H]([C@H]([C@@H]4[C@H]([C@@]3([C@@]2(C)O)O[C@]4(COC(=O)C5=C1N=CC=C5)C)OC(=O)C)O)OC(=O)C)COC(=O)C)OC(=O)C6=CC=CC=C6)OC(=O)C7=CN(C(=O)C=C7)C)C
Description: The molecule is a sesquiterpene alkaloid that is a macrolide incorporating a substituted dihydroagarofuran and a pyrindine ring. Isolated from Maytenus emarginata, it exhibits strong cytotoxicity against human epidermoid carcinoma of the nasopharynx (KB), ileocecal adenocarcinoma (HCT-8), melanoma (RPMI-7951) and medulloblastoma (TE-671) tumor cells, and against murine leukemia (P-388). It has a role as a metabolite and an antineoplastic agent. It is an acetate ester, a benzoate ester, a dihydroagarofuran sesquiterpenoid, a macrolide, a member of methylpyridines, a pyridine alkaloid, a pyridone and a sesquiterpene alkaloid. It derives from an evonine.