allyl 2-((2S,3S,4S,6R)-4-((2S,3R,4S,5R)-3-benzyloxy-4,5-dimethoxy-tetrahydro-2H-pyran-2-yloxy)-6-((S)-2-hydroxy-2-((1R,2R)-2-methylcyclopropyl)ethyl)-3-methyl-tetrahydro-2H-pyran-2-yl)acetate