for the following products
1-(tert-Butoxycarbonyl)piperidine-4-carboxamide | 1-N-Boc-Isonipecotamide | tert-Butyl 4-(2-pyrimidinylamino)tetrahydro-1(2H)-pyridinecarboxylate | tert-Butyl 4-(aminocarbonyl)tetrahydropyridine-1(2H)-carboxylate and 1-N-Boc-4-Piperidinecarboxamide
