(2R,3S,4R,5R,6R)-2-(acetoxymethyl)-5,6-bis(picolinamido)tetrahydro-2H-pyran-3,4-diyl diacetate

N,N'-((2R,3R,4R,5S,6R)-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2,3-diyl)bis(2-(diphenylphosphaneyl)benzamide)