1-Naphthacenecarboxylic acid, 4-[(3-amino-2,3,6-trideoxy-.alpha.-L-lyxo-hexopyranosyl)oxy]-2-ethyl-1,2,3,4,6,11-hexahydro-2,5,7,12-tetrahydroxy-6,11-dioxo-, methyl ester, hydrochloride, [1R-(1.alpha.,2.beta.,4.beta.)]- 65360-32-9 NSC263854