Sigma-Aldrich
tert-Butyl 2′-oxo-2′,4′-dihydro-1′H-spiro[piperidine-4,3′-quinoline]-1-carboxylate
tert-Butyl 2-(5-amino-1H-pyrazol-3-yl)-1-piperidinecarboxylate
tert-Butyl 2-hydroxy-2-(4-pyridinyl)ethylcarbamate
tert-Butyl 3-[(2-pyrazinyloxy)methyl]-1-pyrrolidinecarboxylate
tert-Butyl 3-[(4-cyanophenoxy)methyl]-1-pyrrolidinecarboxylate
tert-Butyl 3-({[5-(trifluoromethyl)-2-pyridinyl]oxy}methyl)-1-pyrrolidinecarboxylate
tert-Butyl 3-(2,4-dimethylphenyl)-3-hydroxy-1-piperidinecarboxylate
tert-Butyl 3-(4-methylphenoxy)-1-azetidinecarboxylate
tert-Butyl 3-(dimethylamino)-1-azetidinecarboxylate
tert-Butyl 3-benzyl-3-(hydroxymethyl)-1-pyrrolidinecarboxylate
tert-Butyl 4-[(4,6-dimethyl-2-pyrimidinyl)amino]-1-piperidinecarboxylate
tert-Butyl 4-[4-(4-cyanobenzoyl)-1-piperazinyl]-1-piperidinecarboxylate
tert-Butyl 4-(2-cyanoethyl)-1-piperazinecarboxylate
tert-Butyl 4-(3-chlorophenyl)-4-[(2E)-3-(dimethylamino)-2-propenoyl]-1-piperidinecarboxylate
tert-Butyl 4-(4-methyl-5-thioxo-1,2,4-triazolidin-3-ylidene)piperidine-1-carboxylate