(8S,10S)-10-{[(2R,4S,5S,6S)-4-{[(1E,2S)-2-[(2S,4S)-4-{[(2S,4S,5S,6S)-4-amino-5-hydroxy-6-methyl-3,4,5,6-tetrahydro-2H-pyran-2-yl]oxy}-2,5,12-trihydroxy-7-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracen-2-yl]-2-hydroxyethylidene]amino}-5-hydroxy-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