131426-62-5

(2R)-2-({[(5S,6S)-5-{[(2S,3R,4S,5R,6R)-5-(dimethylamino)-3,4-dihydroxy-6-methyltetrahydro-2H-pyran-2-yl]oxy}-1,6,9,14-tetrahydroxy-11-methoxy-3-methyl-8,13-dioxo-5,6,8,13-tetrahydrobenzo[a]tetracen-2-yl]carbonyl}amino)-3-hydroxypropanoic acid (non-preferr