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(3R,4S)-tert-Butyl 3,4-dihydroxypyrrolidine-1-carboxylate186393-22-640 % similar tert-Butyl (2R,5S)-2,5-dimethylpiperazine-1-carboxylate309915-46-640 % similar (2S,5R)-2,5-Dimethyl-piperazine-1-carboxylic acid tert-butyl ester548762-66-940 % similar N-(tert-Butoxycarbonyl)iminodiacetic Acid56074-20-540 % similar D-1-N-Boc-prolinamide70138-72-640 % similar N-Boc-cis-4-hydroxy-L-proline methyl ester102195-79-940 % similar (2R,4R)-4-Hydroxy-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester114676-69-640 % similar 1-tert-Butyl 2-methyl (2R,4S)-4-hydroxypyrrolidine-1,2-dicarboxylate135042-17-040 % similar 1,1-Dimethylethyl (2R,5R)-5-(hydroxymethyl)-2-methyl-1-piperazinecarboxylate1403898-64-540 % similar 1-(1,1-Dimethylethyl) 2-methyl (2S,4S)-4-fluoro-1,2-pyrrolidinedicarboxylate203866-16-440 % similar (2S,4R)-1-tert-Butyl 2-methyl 4-fluoropyrrolidine-1,2-dicarboxylate203866-18-640 % similar 3-(1-(tert-Butoxycarbonyl)piperidin-2-yl)propanoic acid669713-96-640 % similar (2S,4R)-4-Hydroxypyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester74844-91-040 % similar 1,1-Dimethylethyl 9-oxo-3-azaspiro[5.5]undecane-3-carboxylate873924-08-440 % similar (2S,4R)-Fmoc-4-amino-1-boc-pyrrolidine-2-carboxylic acid176486-63-839 % similar 4-[(1,1-Dimethylethoxy)carbonyl]-α-phenyl-1-piperazineacetic acid347186-49-639 % similar 1-tert-Butyl 2-methyl (2S)-4-oxopyrrolidine-1,2-dicarboxylate102195-80-239 % similar tert-Butyl 2-(2-hydroxyethyl)piperidine-1-carboxylate118811-03-339 % similar 1,1-Dimethylethyl 7-oxo-2,6-diazaspiro[3.4]octane-2-carboxylate1234616-51-339 % similar 3-(1-((tert-Butoxy)carbonyl)piperidin-4-yl)propanoic acid154775-43-639 % similar