[(5R)-3-{3-fluoro-4-[6-(2-methyl-1,2,3,4-tetraazol-5-yl)pyridin-3-yl]phenyl}-2-oxo-1,3-oxazolidin-5-yl]methyl P-{[({[(5R)-3-{3-fluoro-4-[6-(2-methyl-1,2,3,4-tetraazol-5-yl)pyridin-3-yl]phenyl}-2-oxo-1,3-oxazolidin-5-yl]methyl}oxy)(hydroxy)(oxo)-λ5-phosphanyl]oxy}-P-hydroxyphosphinate Diammonia