(3R,4S,5R,6R)-3,4,5-Tris-benzyloxy-2-difluoromethylene-6-prop-1-ynyl-tetrahydro-pyran

(1R,3R,4R,5S,6S)-4,5,6-Tris-benzyloxy-2,2-difluoro-3-prop-1-ynyl-cyclohexanol

(1S,3R,4R,5S,6S)-4,5,6-Tris-benzyloxy-2,2-difluoro-3-prop-1-ynyl-cyclohexanol

(3R,4R,5R)-1,3,4,5-Tetrakis-benzyloxy-8-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-yl)-oct-7-yne-2,6-dione

(2R,3R,4R,5R,6S)-3,4,5-Tris-benzyloxy-2-benzyloxymethyl-6-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylethynyl)-piperidine