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1,1-Dimethylethyl 2-oxo-1-pyrrolidinecarboxylate85909-08-636 % similar 3,6-Diazabicyclo[3.1.1]heptane-6-carboxylic acid tert-butyl ester869494-16-636 % similar 1-tert-Butoxycarbonylamino-cyclohexanecarboxylic acid115951-16-136 % similar 3-(N-tert-Butoxycarbonyl-N-methylamino)pyrrolidine172478-00-136 % similar N-[(1,1-Dimethylethoxy)carbonyl]-2-methyl-L-serine84311-19-336 % similar tert-Butyl 2,6-diazaspiro(3.4)octane-6-carboxylate885270-86-036 % similar 2-((2R)-1-((tert-Butoxy)carbonyl)pyrrolidin-2-yl)acetic acid101555-60-635 % similar (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic acid1129634-44-135 % similar 2-(4-Amino-1-(tert-butoxycarbonyl)piperidin-4-YL)acetic acid1159983-30-835 % similar N-Boc-cis-4-hydroxy-D-proline135042-12-535 % similar 1-(1,1-Dimethylethyl) (2S,4R)-4-hydroxy-1,2-pyrrolidinedicarboxylate13726-69-735 % similar (2R,4S)-N-Alpha-T-butoxycarbonyl-4-hydroxypyrrolidine-2-carboxylic acid147266-92-035 % similar 1-Boc-pyrrolidine-3-acetic acid175526-97-335 % similar 4-Boc-2-morpholinecarboxylic acid189321-66-235 % similar (R)-3-Carboxymethyl-pyrrolidine-1-carboxylic acid tert-butyl ester204688-60-835 % similar (3S)-1-[(1,1-Dimethylethoxy)carbonyl]-3-pyrrolidineacetic acid204688-61-935 % similar 4-(tert-Butoxycarbonyl)morpholine-3-carboxylic acid212650-43-635 % similar 1,1-Dimethylethyl (2S)-2-(aminocarbonyl)-1-pyrrolidinecarboxylate35150-07-335 % similar (S)-2-(1-BOC-2-pyrrolidinyl)acetic acid56502-01-335 % similar (S)-4-Methylene-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester84348-38-935 % similar