1-Naphthacenecarboxylic acid, 1,2,3,4,6,11-hexahydro-4-((3-amino-2,3,6-trideoxy-alpha-L-lyxo-hexopyranosyl)oxy)-6,11-dioxo-2-ethyl-2,5,7-trihydroxy-, methyl ester, (1R-(1-alpha,2-beta,4-beta))- 67508-85-4 76264-98-7 Antibiotic MA 144KH BRN 1416216 N,N-Didemethyl-1-deoxypyrromycin N-Demethyl-1-deoxypyrromycin