IUPAC:methyl (1R,2R,4S)-4-{[(2R,4S,5S,6S)-5-{[(2S,4S,5S,6S)-5-{[(2S,4S,5S,6S)-4,5-dihydroxy-6-methyloxan-2-yl]oxy}-4-hydroxy-6-methyloxan-2-yl]oxy}-6-methyl-4-(methylamino)oxan-2-yl]oxy}-2-ethyl-2,5,7,10-tetrahydroxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracene-1-carboxylate
IUPAC:methyl (1R,2R,4S)-4-{[(2R,4S,5S,6S)-5-{[(2S,4S,5S,6S)-5-{[(2S,4S,5S,6S)-4,5-dihydroxy-6-methyloxan-2-yl]oxy}-4-hydroxy-6-methyloxan-2-yl]oxy}-6-methyl-4-(methylamino)oxan-2-yl]oxy}-2-ethyl-2,5,7,10-tetrahydroxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracene-1-carboxylate