(S)-2-Biphenyl-4-yl-1-(1H-tetrazol-5-yl)ethylaminomethyl phosphonic acid 154116-31-1 Cgs 26303 Cgs-26303 Phosphonic acid, (((2-(1,1'-biphenyl)-4-yl-1-(1H-tetrazol-5-yl)ethyl)amino)methyl)-, (S)-