3-[1-[6-[[5-carbamimidamido-1-[[1-[[1-[[1-[[1-[[5-[[4-[[6-[[10-formyl-3,5,12-trihydroxy-3-(2-hydroxyacetyl)-6,11-dioxo-2,4-dihydro-1H-tetracen-1-yl]oxy]-3-hydroxy-2-methyloxan-4-yl]carbamoyloxymethyl]phenyl]carbamoyl]-1-hydroxy-4,7-dimethyl-3-oxooctan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-1-oxopentan-2-yl]amino]-6-oxohexyl]-5-oxopyrrolidin-3-yl]sulfanyl-2-(methylamino)propanoic acid