1 380 (2r)-2-({4-[amino(imino)methyl]phenyl}amino)-N-benzyl-2-(3,4-dimethoxyphenyl)acetamide 1.000 2 413 (S)-[(R)-2-(4-benzyloxy-3-methoxy-phenyl)-2-(4-carbamimidoyl-phenylamino)-acetylamino]-phenyl-acetic acid 0.775