(2S,E)-N-methoxy-2-((4-methoxybenzyl)oxy)-N-methyl-6-((tetrahydro-2H-pyran-2-yl)oxy)hex-4-enamide

(2R,5S,E)-1-((tert-butyldimethylsilyl)oxy)-5-((4-methoxybenzyl)oxy)-2-methyl-9-((tetrahydro-2H-pyran-2-yl)oxy)non-7-en-4-one