(2S,3R)-2-amino-3-hydroxy-3-phenyl-propionic acid ethyl ester

(6R,8S)-2,2,6,9,12,12-hexamethyl-10-oxo-3,3-diphenyl-4,11-dioxa-9-aza-3-silatridecane-8-carboxylic acid

tert-butyl [(1S,3R)-4-hydroxy-1-(hydroxymethyl)-3-methylbutyl]carbamate