2-(4-Amino-5-hydroxy-6-methyloxan-2-yl)oxy-48-[3-(4-amino-5-hydroxy-6-methyloxan-2-yl)oxy-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-5-chloro-22-(3-chloro-4-hydroxyphenyl)-18,20,23,26,32,35,37,42,44-nonahydroxy-19-[[1-hydroxy-2-(methylamino)-2-[4-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyphenyl]ethylidene]amino]-7,13-dioxa-21,24,27,41,43-pentazaoctacyclo[26.14.2.23,6.214,17.18,12.129,33.010,25.034,39]pentaconta-3,5,8,10,12(48),14(47),15,17(46),20,23,26,29(45),30,32,34(39),35,37,41,43,49-icosaene-40-carboxylic acid