56674-16-9 Cbz-ala-arg-arg-mna L-Argininamide, N-((phenylmethoxy)carbonyl)-L-alanyl-L-arginyl-N-(4-methoxy-2-naphthalenyl)- N-Benzyloxycarbonyl-alanyl-arginyl-arginine 4-methoxy-2-naphthylamide Z-Ala-arg-arg-4-mna Z-Arr-mna