(allyl 4-O-tert-butyldimethylsilyl-7,8-O-cyclohexylidene-3-deoxy-α-manno-oct-2-ulopyranosid)ono-1,5-lactone

(2R,4R,5S,6R)-2-Allyloxy-6-(R)-1,4-dioxa-spiro[4.5]dec-2-yl-4-phosphonooxy-5-((2R,3S,4S,5R,6R)-3,4,5-tris-benzoyloxy-6-benzoyloxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-2-carboxylic acid methyl ester

methyl onate