(2S,3R,4S,5S,6R)-2-{[(2R,3S,4S,5R,6R)-6-{[(1S,2S,4S,5R,8R,9R,10S,13S,14R,17S)-2-hydroxy-9-(hydroxymethyl)-4,5,9,13,20,20-hexamethyl-24-oxahexacyclo[15.5.2.01,18.04,17.05,14.08,13]tetracos-15-en-10-yl]oxy}-3,5-dihydroxy-2-methyl-3,4,5,6-tetrahydro-2H-pyran-4-yl]oxy}-6-(hydroxymethyl)tetrahydropyran-3,4,5-triol