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[(1S,3R,4R,5S,6R,9R,10S,11R,12S,13S)-10-[[(3As,4S,6R,7aR)-4,7a-dimethyl-2-oxo-3a,4,6,7-tetrahydro-[1,3]dioxolo[4,5-c]pyran-6-yl]oxy]-6-[(2R)-1-[(2R,3R,4R,5R,6R)-5-acetyloxy-3,4-dimethoxy-6-methyloxan-2-yl]oxypropan-2-yl]-12-[(2S,3R,6R)-3-acetyloxy-6-methy


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