tert-Butyl 1-(isopropylsulfonyl)piperidin-4-ylcarbamate

(R)-tert-Butyl 1-(cyclopropylmethyl)pyrrolidin-3-ylcarbamate

(R)-tert-Butyl 1-neopentylpyrrolidin-3-ylcarbamate

(R)-tert-Butyl 1-(4-fluorobenzyl)pyrrolidin-3-ylcarbamate

(S)-tert-Butyl 1-(2-fluorobenzoyl)pyrrolidin-3-ylcarbamate

(S)-tert-Butyl 1-(tetrahydro-2H-pyran-4-carbonyl)pyrrolidin-3-ylcarbamate

(R)-tert-Butyl 1-(tetrahydro-2H-pyran-4-carbonyl)pyrrolidin-3-ylcarbamate

(R)-1-(3-Aminopyrrolidin-1-yl)ethanone hydrochloride

(4-Aminopiperidin-1-yl)(3-bromophenyl)methanone hydrochloride

tert-Butyl 1-(2-bromobenzoyl)piperidin-4-ylcarbamate

tert-Butyl 1-(cyclopentylcarbamoyl)piperidin-4-ylcarbamate