133397-82-7 3-(Aminoiminomethyl)-N-(N-((4-methylphenyl)sulfonyl)glycyl)-L-phenylalanine L-Phenylalanine, 3-(aminoiminomethyl)-N-(N-((4-methylphenyl)sulfonyl)glycyl)- N(alpha)-Tosyl-glycyl-3-amidinophenylalanine N-Tapa