1 343 (2s)-(3-{[amino(imino)methyl]amino}phenyl){[(S)-[(1r)-1-({N-[(benzyloxy)carbonyl]-L-tyrosyl}amino)-2-methylpropyl](hydroxy)phosphoryl]oxy}acetic acid 1.000 2 86A (2s)-(3-{[amino(imino)methyl]amino}phenyl){[(S)-hydroxy{(1r)-2-methyl-1-[(3-phenylpropanoyl)amino]propyl}phosphoryl]oxy}acetic acid 0.733