CAS No 6918-09-8 , N-[1-[[1-[[1-[[1-[[1-[[1-[2-(carbamoylmethylcarbamoyl)pyrrolidin-1-yl]-5-(diaminomethylideneamino)-1-oxo-pentan-2-yl]carbamoyl]-3-methyl-butyl]carbamoylmethylcarbamoyl]-2-(4-hydroxyphenyl)ethyl]carbamoyl]-2-hydroxy-ethyl]carbamoyl]-2-(1H-indol-3-yl)ethyl]carbamoyl]-2-(3H-imidazol-4-yl)ethyl]-5-oxo-pyrrolidine-2-carboxamide