Ethyl 2-Amino-2-(2-pyridinyl)acetate Dihydrochloride

tert-Butyl (5-(2-hydroxyethyl)pyridin-2-yl)carbaMate

benzyl (2S)-5-[(benzyloxy)imino]-2-{[(tert-butoxy)carbonyl]amino}-6-chlorohexanoate

(S)-2',6'-Dimethyltyrosine hydrochloride