for the following products
(R)-tert-Butyl 4-aminophenethyl(2-hydroxy-2-phenylethyl)carbamate | N-[2-(4-Aminophenyl)ethyl]-N-[(2R)-2-hydroxy-2-phenylethyl]carbamic acid tert-butyl ester and (N-tert-Butoxycarbonyl-N-[(1'r)-hydroxy-1-phenyl)ethyl])-4-aminophenylethylamine
