1-Naphthacenecarboxylic acid, 4-[[4-O-[4-O-(3-amino-5,6-dihydro-6-methyl-5-oxo-2H-pyran-2-yl)-2,6-dideoxy-.alpha.-L-lyxo-hexopyranosyl]-2,3,6-trideoxy-3-[dimethylamino]-.alpha.-L-lyxo-hexopyranosyl]oxy]-2-ethyl-1,2,3,4,6,11-hexahydro-2,5,7,10-tetrahydroxy-6,11-dioxo-, methyl ester, (1R-(1.alpha.,2.beta.,4.beta.(2R*,6S*)))- 69245-38-1 NSC293858 RUDOLFOMYCIN Rudolphomycin