2-[[[20-Benzyl-23-(carboxymethyl)-6-[[2-[[2-[[1,3-dihydroxy-2-[[1-hydroxy-2-(1-hydroxyethylideneamino)-3-phenylpropylidene]amino]propylidene]amino]-1,3-dihydroxybutylidene]amino]-1-hydroxy-3-(4-hydroxyphenyl)propylidene]amino]-5,12,16,19,22,25,28-heptahydroxy-26-(hydroxymethyl)-3-[(4-hydroxyphenyl)methyl]-17-(3-methoxy-3-oxopropyl)-2-oxo-1,4,11,15,18,21,24,27-octazabicyclo[27.3.0]dotriaconta-4,11,15,18,21,24,27-heptaen-14-yl]-hydroxymethylidene]amino]-3-(4-hydroxyphenyl)propanoic acid