30408-36-7 Butanoic acid, (10,11-dihydro-6,11-dimethyl-4,10-dioxo-2H,4H-oxazolo[5,4,3-ij]pyrido[3,2-g]quinolin-8-yl)methyl ester Butyric acid, ester with 8-(hydroxymethyl)-6,11-dimethyl-2H,4H-oxazolo[5,4,3-ij]pyrido[3,2-g]quinoline-4,10(11H)-dione NSC264712 NYBOMYCIN BUTYRATE Nybomycin n-butyrate