2,6-Epoxy-2H-naphthaceno(1,2-b)oxocin-14-carboxylic acid, 4-(dimethylamino)-3,4,5,6,9,11,12,13,14,16-decahydro-6,13-dimethyl-9,16-dioxo-8-methoxy-3,5,10,11,13-pentahydroxy-, methyl ester, (2-alpha,3-beta,4-alpha,5-beta,6-alpha,11-beta,13-alpha,14-alpha)- 62421-98-1 7-O-Methyl nogalarol O-Methyl nogalarol