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1-tert-Butyl 2-methyl (2S)-4-oxopyrrolidine-1,2-dicarboxylate102195-80-235 % similar 1-tert-Butyl 3-methyl pyrrolidine-1,3-dicarboxylate122684-33-735 % similar (R)-1-tert-Butyl 2-methyl 4-oxopyrrolidine-1,2-dicarboxylate256487-77-135 % similar (S)-1-Boc-pyrrolidine-3-carboxylic acid methyl ester313706-15-935 % similar 1-tert-Butyl 3-methyl (3R)-pyrrolidine-1,3-dicarboxylate441717-40-435 % similar Boc-L-pro-ome59936-29-735 % similar Boc-D-pro-ome73323-65-635 % similar (S)-N-Boc-3-amino-3-phenylpropanoic acid103365-47-535 % similar Boc-D-pentafluorophenylalanine136207-26-635 % similar (R)-N-Boc-3-amino-3-phenylpropanoic acid161024-80-235 % similar (S)-2-((tert-Butoxycarbonyl)amino)-3-(perfluorophenyl)propanoic acid34702-60-835 % similar Boc-met(O)-oh34805-21-535 % similar Boc-dl-phe-oh4530-18-135 % similar (R)-2-((tert-Butoxycarbonyl)amino)-2-(4-chlorophenyl)acetic acid53994-85-735 % similar Dimethyl N-(tert-Butoxycarbonyl)-L-glutamate59279-60-635 % similar N-Boc-3-iodo-L-alanine benzyl ester108957-20-634 % similar Methyl (αR,βS)-β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-hydroxybenzenepropanoate124605-42-134 % similar (2R,3S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-hydroxybutanoic acid157355-81-234 % similar Boc-O-methyl-L-tyrosine53267-93-934 % similar Boc-D-tyr(me)-oh68856-96-234 % similar