5,12-Naphthacenedione, 10-[(3-amino-2,3,6-trideoxy-.alpha.-L-lyxo-hexopyranosyl)oxy]-7,8,9,10-tetrahydro-6,8,11-trihydroxy-8-[1-(3-hydroxypropyl)amino]ethyl]-1-methoxy-, dihydrochloride 5,12-Naphthacenedione, 10-[(3-amino-2,3,6-trideoxy-.alpha.-L-lyxo-hexopyranosyl)oxy]-7,8,9,10-tetrahydro-6,8,11-trihydroxy-8-[1-[(3-hydroxypropyl)amino]ethyl]-1-methoxy-, dihydrochloride NSC266537