2-[[[33-benzyl-2,11,21,24,31,34,41,45,47-nonahydroxy-30-[[1-hydroxy-2-[[1-hydroxy-2-[[1-hydroxy-2-(1-hydroxyethylideneamino)-3-(4-hydroxyphenyl)propylidene]amino]ethylidene]amino]ethylidene]amino]-4-[(4-hydroxyphenyl)methyl]-22-(1H-indol-3-ylmethyl)-29-methyl-5,16,27-trioxo-15,28-dioxa-3,6,12,20,23,32,35,40,44,46-decazatetracyclo[17.16.10.213,25.06,10]heptatetraconta-2,11,20,23,31,34,40,44,46-nonaen-43-yl]-hydroxymethylidene]amino]-3-(4-hydroxyphenyl)propanoic acid