methyl (S)-2-((2S,5S,6S)-6-((R)-1-((4R,5R,6R)-6-((2R,3R)-6-(benzyloxy)-3-((tert-butyldimethylsilyl)oxy)hexan-2-yl)-5-methyl-2-oxo-1,3-dioxan-4-yl)ethyl)-5-methyltetrahydro-2H-pyran-2-yl)propanoate

methyl (S)-2-((2S,5S,6S)-6-((R)-1-((4R,5R,6R)-6-((2R,3R)-3-((tert-butyldimethylsilyl)oxy)-6-((1-phenyl-1H-tetrazol-5-yl)sulfonyl)hexan-2-yl)-5-methyl-2-oxo-1,3-dioxan-4-yl)ethyl)-5-methyltetrahydro-2H-pyran-2-yl)propanoate

(3S,4S,E)-4,6-dimethyl-7-oxohept-5-en-3-yl 4-methylbenzenesulfonate