27259-98-9 2H,4H-Oxazolo(5,4,3-ij)pyrido(3,2-g)quinoline-4,10(11H)-dione, 6,8,11-trimethyl- 6,8,11-Trimethyl-2H,4H-oxazolo(5,4,3-IJ)pyrido(3,2-g)quinoline-4,10(11H)-dione BRN 0626835 Deoxynybomycin