4H-Pyran-4-one, 2-methoxy-3,5-dimethyl-6-[tetrahydro-4-[2,4,6-trimethyl-7-(4-nitrophenyl)-2,4,6-heptatrienylidene]-2-furanyl]- 59795-94-7 NEOAUREOTHIN NSC260179 Spectinabilin