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4-(2-Amino-ethyl)-piperazine-1-carboxylic acid tert-butyl ester192130-34-033 % similar Tetrt-butyl5-methyl-1,4-diazepane-1-carboxylate194032-42-333 % similar 4-Thiocarbamoyl-piperazine-1-carboxylic acid tert-butyl ester196811-66-233 % similar tert-Butyl 2-oxo-7-azaspiro[3.5]nonane-7-carboxylate203661-69-233 % similar tert-Butyl 3-fluoro-4-oxopiperidine-1-carboxylate211108-50-833 % similar (S)-1-Boc-2-cyanopyrrolidine228244-04-033 % similar (R)-1-Boc-2-cyanopyrrolidine228244-20-033 % similar 1-Boc-4-(hydroxymethyl)-4-methyl-piperidine236406-21-633 % similar 2-(Aminomethyl)-1-boc-piperidine370069-31-133 % similar (2R)-1-[(tert-Butoxy)carbonyl]pyrrolidine-2-carboxylic acid37784-17-133 % similar tert-Butyl 1,2,3-oxathiazolidine-3-carboxylate 2,2-dioxide459817-82-433 % similar (S)-1-N-Boc-3-isopropylpiperazine475272-54-933 % similar (R)-tert-Butyl 2-(methoxymethyl)pyrrolidine-1-carboxylate578741-10-333 % similar 1-[(tert-Butoxy)carbonyl]pyrrolidine-2-carboxylic acid59433-50-033 % similar 3-(1-(tert-Butoxycarbonyl)piperidin-2-yl)propanoic acid669713-96-633 % similar (S)-1-Boc-2-isopropylpiperazine674792-05-333 % similar (R)-2-Aminomethyl-1-N-boc-piperidine683233-14-933 % similar tert-Butyl 4-(2-hydroxyethyl)piperazine-1-carboxylate77279-24-433 % similar 3-Acetyl-piperidine-1-carboxylic acid tert-butyl ester858643-92-233 % similar tert-Butyl 2,7-diazaspiro[3.5]nonane-7-carboxylate896464-16-733 % similar