3-(3-Hydroxy-propylamino)-propan-1-ol

ethyl 2-aminooxazole-4-carboxylate

2-Bromo-4-hydroxyacetophenone

4-Bromo-3-nitrobenzoic acid methyl ester

1-Boc-4-methylaminopieridine

4-Boc-aminomethyl-piperidine

1-Boc-3-aminomethyl-piperidine