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(1S,2S,3R,7R,8R,11R,12S,13S,14R,15R,19R)-8-Ethyl-12-[(2R,4R,5R,6S)-5-ethyl-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-14-[(2S,3R,4S,6R)-3-hydroxy-4,6-dimethyloxan-2-yl]oxy-2,7,11,13,15,19-hexamethyl-4,6,9,16,18-pentaoxatricyclo[13.3.2.03,7]icosane-5,10


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