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2,7-Diaza-spiro[4.4]nonane-2-carboxylic acid tert-butyl ester236406-49-845 % similar 1-(tert-Butoxycarbonyl)-3-(cyanomethylene)azetidine1153949-11-145 % similar 4-(2-Aminoethyl)-1-boc-piperidine146093-46-145 % similar 4-Boc-1-piperazineacetic acid156478-71-645 % similar 1-(tert-Butoxycarbonyl)-4-piperidinecarboxylic acid174316-71-345 % similar 1-Boc-4-methylpiperidine-4-carboxylic acid189321-63-945 % similar 5-Oxo-(1,4)diazepane-1-carboxylic acid tert-butyl ester190900-21-145 % similar N-Boc-3-methylene-piperidine276872-89-045 % similar 1-Boc-4-ethynylpiperidine287192-97-645 % similar tert-Butyl 4-cyano-4-methylpiperidine-1-carboxylate530115-96-945 % similar N-Boc-piperidine-4-carboxylic acid84358-13-445 % similar 1-(tert-Butoxycarbonyl)piperidine-4-carboxamide91419-48-645 % similar tert-Butyl 4-cyanopiperidine-1-carboxylate91419-52-245 % similar tert-Butyl octahydropyrrolo(3,4-c)pyrrole-2-carboxylate141449-85-645 % similar 1-Boc-azetidine-3-ylmethanol142253-56-345 % similar cis-tert-Butyl 5-oxohexahydrocyclopenta[c]pyrrole-2(1H)-carboxylate146231-54-145 % similar N-Boc-hexahydro-5-oxocyclopenta[C]pyrrole148404-28-845 % similar 1,1-Dimethylethyl 3,8-diazabicyclo[3.2.1]octane-3-carboxylate201162-53-045 % similar cis-2-Boc-hexahydropyrrolo[3,4-C]pyrrole250275-15-145 % similar 1-Boc-3-(aminomethyl)azetidine325775-44-845 % similar