2,6-Epoxy-2H-naphthaceno[1,2-b]oxocin-14-carboxylic acid, 11-[(6-deoxy-3-C-methyl-2,3,4-tri-O-methyl-L-mannopyranosyl)oxy]-4-(formylmethylamino)-3,4,5,6,9,11,12,13,14,16-decahydro-3,5,8,10,13-pentahydroxy-6,13-dimethyl-9,16-dioxo-, methyl ester N-Formyl-N-demethylnogalamycin NOGALAMYCIN,DEMETHYL, N-FORMYL-N- NSC314242 U-58872