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  • (6-O-Levulinoyl-2,3,4-tri-O-p-toluoyl-β-D-glucopyranosyl)-(1->3)-4-O-acetyl-6-O-(tert-butyldimethylsilyl)-2-deoxy-2-phthalimido-β-D-galactopyranosyl trichloroacetimidate

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