81975-90-8 3,5,12-trihydroxy-3-(hydroxyacetyl)-10-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracen-1-yl 4-O-[3-O-acetyl-2,6-dideoxy-4-O-(6-methyl-5-oxotetrahydro-2H-pyran-2-yl)hexopyranosyl]-2,3,6-trideoxy-3-(dimethylamino)hexopyranoside 76496-82-7 methyl 4-({4-O-[4-O-(5-amino-6-methyltetrahydro-2H-pyran-2-yl)-2,6-dideoxyhexopyranosyl]-2,3,6-trideoxy-3-(dimethylamino)hexopyranosyl}oxy)-2-ethyl-2,5,7-trihydroxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracene-1-carboxylate 83291-75-2 3-[({6-[(2-{4-[(3-amino-2,3,6-trideoxyhexopyranosyl)oxy]-2,5,12-trihydroxy-7-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracen-2-yl}-2-oxoethyl)sulfanyl]hexyl}sulfanyl)acetyl]-3,5,12-trihydroxy-10-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracen-1-yl 3-a