172673-20-0 L-758,298 L-758298 Phosphonic acid, (3-(((2R,3S)-2-((1R)-1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-3-(4-fluorophenyl)-4-morpholinyl)methyl)-2,5-dihydro-5-oxo-1H-1,2,4-triazol-1-yl)- Phosphonic acid, (3-((2-(1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-3-(4-fluorophenyl)-4-morpholinyl)methyl)-2,5-dihydro-5-oxo-1H-1,2,4-triazol-1-yl)-, (2R-(2alpha(R*),3alpha))-