3-{[(1R,3R,5R,9S,10S,12S,13R,14R,17E,20S,22R,24S,27R,28R,30S,31R,32S)-14-{(2S,3S,4R,5R,6R,7S)-7-[(2,6-Dideoxy-3-O-pentanoyl-α-L-lyxo-hexopyranosyl)oxy]-3,5-dihydroxy-4,6-dimethyl-2-octanyl}-3,9,20
,22,24,28,30,31,32-nonahydroxy-13,27-dimethyl-16-oxo-11,15,34-trioxatricyclo[28.3.1.010,12]tetratriacont-17-en-5-yl]oxy}-3-oxopropanoic acid