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1,1-Dimethylethyl 3-(1-hydroxy-1-methylethyl)-1-azetidinecarboxylate1257293-79-042 % similar 1-tert-Butoxycarbonyl-4-piperidinecarboxaldehyde137076-22-342 % similar 1-Boc-3-cyanoazetidine142253-54-142 % similar 1-Boc-Azetidine-3-carboxylic acid142253-55-242 % similar tert-Butyl 2-oxo-7-azaspiro[3.5]nonane-7-carboxylate203661-69-242 % similar 2-(tert-Butoxycarbonyl)-2,7-diazaspiro[3.5]nonane236406-55-642 % similar 3-Ethynyl-1-azetidinecarboxylic acid tert-butyl ester287193-01-542 % similar tert-Butyl 2,7-diazaspiro[3.5]nonane-7-carboxylate896464-16-742 % similar 1-(1,1-Dimethylethyl) 4-methyl 4-(aminomethyl)-1,4-piperidinedicarboxylate362703-35-342 % similar tert-Butyl 3-cyano-4-oxopiperidine-1-carboxylate914988-10-642 % similar 1-Boc-4-methylenepiperidine159635-49-141 % similar 1-Boc-4-spiro-[3-(2-pyrrolidinone)] piperidine268550-48-741 % similar 3-Oxo-azetidine-1-carboxylic acid tert-butyl ester398489-26-441 % similar N-(tert-Butoxycarbonyl)-2,5-dihydro-1H-pyrrole73286-70-141 % similar N-Boc-4-piperidinemethanol123855-51-641 % similar 1-Boc-4-(aminomethyl)piperidine144222-22-041 % similar D-Proline tert-butyl ester hydrochloride184719-80-041 % similar 4-Acetyl-piperidine-1-carboxylic acid tert-butyl ester206989-61-941 % similar tert-Butyl 4-(chloromethyl)piperidine-1-carboxylate479057-79-941 % similar (S)-Proline tert-butyl ester hydrochloride5497-76-741 % similar