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1-(tert-Butoxycarbonyl)-4-oxopyrrolidine-2-carboxylic acid876317-19-053 % similar (S)-Tetrahydropyridazine-1,2,3-tricarboxylic acid 1,2-di-tert-butyl ester156699-39-753 % similar 1-(Phenylmethyl) (2S)-5-oxo-1,2-pyrrolidinedicarboxylate32159-21-053 % similar Z-D-Pyr-oh78339-57-853 % similar 1-(tert-Butoxycarbonyl)-4-piperidinecarboxylic acid174316-71-352 % similar N-Boc-piperidine-4-carboxylic acid84358-13-452 % similar 1-(1,1-Dimethylethyl) (2S)-4,4-dimethyl-1,2-pyrrolidinedicarboxylate1001353-87-252 % similar N-Boc-L-trans-4,5-methanoproline197142-34-052 % similar (2S,4S)-N-Boc-4-methylpyrrolidine-2-carboxylic acid364750-81-252 % similar 1-Boc-Azetidine-3-carboxylic acid142253-55-251 % similar (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic acid1129634-44-151 % similar N-Boc-cis-4-hydroxy-D-proline135042-12-551 % similar 1-(1,1-Dimethylethyl) (2S,4R)-4-hydroxy-1,2-pyrrolidinedicarboxylate13726-69-751 % similar (2R,4S)-N-Alpha-T-butoxycarbonyl-4-hydroxypyrrolidine-2-carboxylic acid147266-92-051 % similar 4-(tert-Butoxycarbonyl)morpholine-3-carboxylic acid212650-43-651 % similar Boc-N-methyl-L-leucine53363-89-651 % similar (S)-4-Methylene-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester84348-38-951 % similar 4-Boc-3(R)-morpholinecarboxylic acid869681-70-951 % similar N-Boc-cis-4-hydroxy-L-proline87691-27-851 % similar 1-Boc-2-piperazinecarboxylic acid1214196-85-650 % similar