for the following products
(1S,3R,4R)-3-[[(1,1-Dimethylethoxy)carbonyl]amino]-4-hydroxy-cyclohexanecarboxylic acid ethyl ester | (1S,3R,4R)-Ethyl 3-((tert-butoxycarbonyl)amino)-4-hydroxycyclohexanecarboxylate and (1S,3R,4R)-3-(Boc-Amino)-4-hydroxy-cyclohexanecarboxylic acid ethyl ester