70074-22-5 Butanedioic acid, bis[[1-[1,2,3,4,6,11-hexahydro-2,5,12-trihydroxy-7-methoxy-6,11-dioxo-4-[[2,3,6-trideoxy-3-(dimethylamino)-.alpha.-L-lyxo-hexopyranosyl]oxy]-2-naphthacenyl]ethylidene]hydrazide], dihydrochloride, (2S-(2.alpha.(2R*,4R*),4.alpha.))- Butanedioic acid, bis[[1-[1,2,3,4,6,11-hexahydro-2,5,12-trihydroxy-7-methoxy-6,11-dioxo-4-[[2,3,6-trideoxy-3-(dimethylamino)-.alpha.-L-lyxo-hexopyranosyl]oxy]-2-naphthacenyl]ethylidene]hydrazide], dihydrochloride, [2S-[2.alpha.,2(2R*,4R*),4.alpha.]]- NSC274885