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tert-Butyl 3-iodopyrrolidine-1-carboxylate774234-25-245 % similar 3-Bromo-pyrrolidine-1-carboxylic acid tert-butyl ester939793-16-545 % similar 1,1-Dimethylethyl 2,6-diazaspiro[3.3]heptane-2-carboxylate1041026-70-345 % similar tert-Butyl 6-oxo-2-azaspiro(3.3)heptane-2-carboxylate1181816-12-545 % similar tert-Butyl 3-formylazetidine-1-carboxylate177947-96-545 % similar tert-Butyl 3-methoxyazetidine-1-carboxylate429669-07-845 % similar 1-Boc-4-(2-carboxyphenyl)piperazine444582-90-545 % similar 1,1-Dimethylethyl 2,4-dioxo-1,3,8-triazaspiro[4.5]decane-8-carboxylate183673-70-345 % similar 4-tert-Butoxycarbonylamino-piperidine-1,4-dicarboxylic acid mono-tert-butyl ester189321-65-145 % similar tert-Butyl 2,9-diazaspiro(5.5)undecane-9-carboxylate1023595-19-844 % similar tert-Butyl (3S,4R)-3-fluoro-4-hydroxypiperidine-1-carboxylate1174020-40-644 % similar 1,1-Dimethylethyl (3R,4S)-3-fluoro-4-hydroxy-1-piperidinecarboxylate1174020-42-844 % similar 4-[(Methylsulfonyl)oxy]piperidine-1-carboxylic acid tert-butyl ester141699-59-444 % similar 1-tert-Butyl 4-ethyl piperidine-1,4-dicarboxylate142851-03-444 % similar 1-(1,1-Dimethylethyl) (3R)-1,3-piperidinedicarboxylate163438-09-344 % similar tert-Butyl 4-(2-methoxy-2-oxoethyl)piperidine-1-carboxylate175213-46-444 % similar Ethyl N-boc-4-methylpiperidine-4-carboxylate189442-87-344 % similar (R)-1-N-Boc-3-methylaminopiperidine203941-94-044 % similar tert-Butyl 3-(methylamino)piperidine-1-carboxylate392331-89-444 % similar 1-((tert-Butoxy)carbonyl)piperidine-3-carboxylic acid71381-75-444 % similar