(2R,3R,6R)-3-(benzyloxy)-2-((Z)-6-((2R,3S,6S)-3-(benzyloxy)-6-(2,2,2-trifluoroethoxy)tetrahydro-2H-pyran-2-yl)hex-3-en-1-yl)-6-(tert-butoxy)tetrahydro-2H-pyran

(2R,3R,6R)-3-(benzyloxy)-2-((E)-6-((2R,3S,6S)-3-(benzyloxy)-6-(2,2,2-trifluoroethoxy)tetrahydro-2H-pyran-2-yl)hex-3-en-1-yl)-6-(tert-butoxy)tetrahydro-2H-pyran