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tert-Butyl 3-Cyano-4-oxo-pyrrolidine-1-carboxylate175463-32-842 % similar tert-Butyl (3R)-3-(hydroxymethyl)morpholine-4-carboxylate215917-99-042 % similar (R)-1-tert-Butyl 2-methyl 4-oxopyrrolidine-1,2-dicarboxylate256487-77-142 % similar 1,1-Dimethylethyl (2R)-2-ethyl-1-piperazinecarboxylate393781-70-942 % similar 3-Aminomethyl-4-boc-morpholine475106-18-442 % similar Boc-3,4-dehydro-pro-oh51154-06-442 % similar (S)-tert-Butyl 3-(hydroxymethyl)morpholine-4-carboxylate714971-28-542 % similar 1-[(tert-Butoxy)carbonyl]azetidine-2-carboxylic acid159749-28-741 % similar 1-(tert-Butoxycarbonyl)-4-piperidinecarboxylic acid174316-71-341 % similar [1-(tert-Butoxycarbonyl)azetidin-3-yl]acetic acid183062-96-641 % similar Boc-D-azetidine-2-carboxylic acid228857-58-741 % similar 1-Boc-L-azetidine-2-carboxylic acid51077-14-641 % similar 1,1-Dimethylethyl (2S)-2-formyl-1-pyrrolidinecarboxylate69610-41-941 % similar N-(tert-Butoxycarbonyl)-D-prolinal73365-02-341 % similar N-Boc-piperidine-4-carboxylic acid84358-13-441 % similar 1-(tert-Butoxycarbonyl)piperidine-4-carboxamide91419-48-641 % similar tert-Butyl 4-hydroxypiperidine-1-carboxylate109384-19-241 % similar tert-Butyl octahydropyrrolo(3,4-c)pyrrole-2-carboxylate141449-85-641 % similar 1-Boc-azetidine-3-ylmethanol142253-56-341 % similar 4-Chloro-piperidine-1-carboxylic acid tert-butyl ester154874-94-941 % similar