39277-41-3 BRN 2934660 NSC 159628 SC 28762 Spiro(2-cyclohexene-1,2'(1'H)-cyclopenta(de)naphthacene)-9'-carboxamide, 7',7'a,8',11',11'a,12'-hexahydro-5',6',7'a,10',11'a,12'-hexahydroxy-3'-methoxy-2,6,6-trimethyl-7',8'-dioxo-, (2'alpha,7'abeta,11'abeta,12'beta)-(-)- (9CI) VIRIDITOXIN (FORMERLY) Viridicatumtoxin Viriditoxin