(R)-3-Methylsulfanyl-2-[2-(naphthalen-1-yloxy)-acetylamino]-propionic acid (1S,2S)-2-benzyloxycarbonylamino-1-((R)-4-tert-butylcarbamoyl-thiazolidine-3-carbonyl)-3-phenyl-propyl ester

(R)-2-[2-(Isoquinolin-5-yloxy)-acetylamino]-3-methylsulfanyl-propionic acid (1S,2S)-2-benzyloxycarbonylamino-1-((R)-4-tert-butylcarbamoyl-thiazolidine-3-carbonyl)-3-phenyl-propyl ester