N-tert-butyl-1-(3(S)-(((2,6-dimethylphenoxy)acetyl)amino)-2(R)-hydroxy-4-phenylbutyl)-4(R)-(4-pyridinylthio)piperidine-2(s)-carboxamide
n-tert-butyl-1-(3(s)-(((2,6-dimethylphenoxy)acetyl)amino)-2(r)-hydroxy-4-phenylbutyl)-4(r)-(4-pyridinylthio)piperidine-2(s)-carboxamide