(+/-)-4-demethoxy-6-deoxydaunomycinone

6,8-Dihydroxy-8-(2-methyl-[1,3]dioxolan-2-yl)-7,8,9,10-tetrahydro-naphthacene-5,12-dione

(8S,10S)-6,8,10-Trihydroxy-8-(2-methyl-[1,3]dioxolan-2-yl)-7,8,9,10-tetrahydro-naphthacene-5,12-dione

1,2,3,4,4a,5,12,12a-octahydro-2-acetyl-2-hydroxy-6,11-dimethoxy-12-oxo-naphthacene