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1-O,2-O:3-O,4-O-Bisisopropylidene-6-O-[5-O-(2-O,3-O-carbonyl-4-O-acetyl-alpha-L-rhamnopyranosyl)-2-O,3-O-[(S)-benzylidene]-D-apio-beta-D-furanosyl]-alpha-D-galactopyranose


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