arginyl-phenylalanine anilide

phenylalanyl-leucyl-arginyl-phenylalanine

N-benzyloxycarbonyl-DL-phenylalanine anilide

N-benzoyl-L-phenylalanine anilide

(2S)-2-[[(2S)-2-[[(2S)-2-amino-3-phenylpropanoyl]amino]-5-(diaminomethylideneamino)pentanoyl]amino]-3-phenylpropanoic acid

phenylalanine anilide

arginyl-glycyl-aspartyl-phenylalanine