5,12-Naphthacenedione, 8-acetyl-10-[(3-amino-2,3,6-trideoxy-.alpha.-L-lyxo-hexopyranosyl)oxy]-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-, N,N'-1,5-pentanediylidene deriv., dihydrochloride, [8S-[8.alpha.,10.alpha.(8'R*,10'R*)]]- NSC317924