tert-Butyl (7R,9aS)-7-(hydroxymethyl)octahydro-2H-pyrido[1,2-a]pyrazine-2-carboxylate

tert-Butyl 1-(4-fluorobenzoyl)-4-piperidinylcarbamate

tert-Butyl 1-isoindolinecarboxylate hydrochloride

tert-Butyl 2-(2-pyridinyl)-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate

tert-Butyl 2-hydroxy-2-(3-pyridinyl)ethylcarbamate

tert-Butyl 3-[(2-pyridinyloxy)methyl]-1-pyrrolidinecarboxylate

tert-Butyl 3-[2-(ethoxycarbonyl)phenyl]-1-piperidinecarboxylate

tert-Butyl 3-(2-chlorophenyl)-3-hydroxypiperidine-1-carboxylate

tert-Butyl 3-(4-methylphenoxy)-1-azetidinecarboxylate

tert-Butyl 3-(iodomethyl)-2-oxa-8-azaspiro[4.5]decane-8-carboxylate

tert-Butyl 3,4-dimethyl-1-piperazinecarboxylate

tert-Butyl 4-[4-(3-cyanobenzoyl)-1-piperazinyl]-1-piperidinecarboxylate

tert-Butyl 4-(2-hydroxy-3-isopropoxypropyl)-1-piperazinecarboxylate

tert-Butyl 4-(3,3,3-trifluoro-2-hydroxypropyl)piperazine-1-carboxylate

tert-Butyl 4-(cyclopropylcarbonyl)-1-piperazinecarboxylate