cyclo 1-(2-(cyclopentanecarbonyl-3-phenyl-propionyl)pyrrolidine-2-carboxylic acid (1-carbamoyl-propyl)amide)
cyclo 1-(2-(cyclopentanecarbonyl-3-phenyl-propionyl)pyrrolidine-2-carboxylic acid (1-carbamoyl-propyl)amide)