for the following products
Methyl 2-(S)-[N-carbobenzyloxy]amino-3-aminopropionate hydrochloride | N-alpha-Benzyloxycarbonyl-L-2,3-diaminopropionic acid methyl ester hydrochloride | Z-L-Dap-OMe.HCl and 3-Amino-N-[(phenylmethoxy)carbonyl]-L-alanine methyl ester