(8S,10S)-10-{[(2R,4S,5S,6S)-4-{[(3R,4R,5S,6R)-5-{[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)-3,4,5,6-tetrahydro-2H-pyran-2-yl]oxy}-3,4-dihydroxy-6-(hydroxymethyl)-3,4,5,6-tetrahydro-2H-pyran-2-yl]amino}-5-{[(2R)-3,4,5,6-tetrahydro-2H-pyran-2-yl]oxy}-6-methyl-3,4,5,6-tetrahydro-2H-pyran-2-yl]oxy}-6,8,11-trihydroxy-8-(2-hydroxyacetyl)-1-methoxy-7,8,9,10-tetrahydrotetracene-5,12-dione