IUPAC: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)-49-chloro-22-(3-chloro-4-hydroxyphenyl)-19-(2-{4-[(4,5-dihydroxy-3-methoxy-6-methyloxan-2-yl)oxy]phenyl}-2-(methylamino)acetamido)-32,35,37-trihydroxy-20,23,26,42,44-pentaoxo-18-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-7,13-dioxa-21,24,27,41,43-pentaazaoctacyclo[26.14.2.2^{3,6}.2^{14,17}.1^{8,12}.1^{29,33}.0^{10,25}.0^{34,39}]pentaconta-3,5,8(48),9,11,14,16,29,31,33(45),34,36,38,46,49-pentadecaene-40-carboxylic acid