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tert-Butyl (3R)-3-(hydroxymethyl)morpholine-4-carboxylate215917-99-039 % similar (R)-1-tert-Butyl 2-methyl 4-oxopyrrolidine-1,2-dicarboxylate256487-77-139 % similar tert-Butyl 2-carbamoylpiperidine-1-carboxylate388077-74-539 % similar Boc-L-pro-ome59936-29-739 % similar 1,1-Dimethylethyl (2S,4R)-4-hydroxy-2-(hydroxymethyl)-1-pyrrolidinecarboxylate61478-26-039 % similar (S)-tert-Butyl 3-(hydroxymethyl)morpholine-4-carboxylate714971-28-539 % similar Boc-D-pro-ome73323-65-639 % similar (S)-1-N-Boc-piperidine-2-carboxamide78058-41-039 % similar trans-4-tert-Butoxycarbonyl-cyclohexane carboxylic acid1021273-74-439 % similar 1,1-Dimethylethyl 2,6-diazaspiro[3.3]heptane-2-carboxylate1041026-70-339 % similar tert-Butyl 6-oxo-2-azaspiro(3.3)heptane-2-carboxylate1181816-12-539 % similar 4-Boc-1-fmoc-2-piperazinecarboxylic acid183742-23-639 % similar [1-(tert-Butoxycarbonyl)azetidin-3-yl]acetic acid183062-96-639 % similar 1-Boc-4-methylpiperidine-4-carboxylic acid189321-63-939 % similar tert-Butyl 2-oxo-6-azaspiro[3.4]octane-6-carboxylate203661-71-639 % similar 1,1-Dimethylethyl (2S)-2-formyl-1-pyrrolidinecarboxylate69610-41-939 % similar N-(tert-Butoxycarbonyl)-D-prolinal73365-02-339 % similar tert-Butyl 2,6-diazaspiro[3.4]octane-2-carboxylate885270-84-839 % similar tert-Butyl 2,6-diazaspiro(3.4)octane-6-carboxylate885270-86-039 % similar tert-Butyl (2S)-2-carbamothioylpyrrolidine-1-carboxylate101410-18-838 % similar