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(3Ar,4R,6R,7R,7aS)-4-[[(2R,3R,4S,5R,6R)-6-methoxy-3,4,5-tris(phenylmethoxy)oxan-2-yl]methoxy]-7-phenylmethoxy-6-(phenylmethoxymethyl)-4,6,7,7a-tetrahydro-3aH-[1,3]dioxolo[4,5-c]pyran-2-one


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