(2S,3S,4S,5R,6R)-6-(((2S,3R,4S,4aR,6aR,6bS,8aS,12aS,14aR,14bR)-4-carboxy-8a-((((2S,3R,4S,5R,6R)-3-(((2S,3R,4S,5R,6S)-3,4-dihydroxy-6-methyl-5-(((2S,3R,4S,5R)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-4,5-dihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)carbonyl)-2-hydroxy-4,6a,6b,11,11,14b-hexamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid