(1S,2R)-1-((3aR,4R,6S,7aS)-6-(methoxycarbonyl)-2-oxo-6-(phenylthio)hexahydro-4H-pyrano[3,4-d]oxazol-4-yl)propane-1,2,3-triyl tris(2-chloroacetate)

(1S,2R)-1-((3aR,4R,6S,7aS)-6-((dibutoxyphosphoryl)oxy)-6-(methoxycarbonyl)-2-oxohexahydro-4H-pyrano[3,4-d]oxazol-4-yl)propane-1,2,3-triyl tris(2-chloroacetate)