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tert-Butyl 1,4-diazepane-1-carboxylate112275-50-044 % similar tert-Butyl 4-(2-hydroxyethyl)piperazine-1-carboxylate77279-24-444 % similar (2R,3S)-Boc-3-phenylisoserine145514-62-144 % similar 1-Boc-2-piperazinecarboxylic acid1214196-85-644 % similar (R)-4-Boc-piperazine-3-carboxylic acid278788-60-644 % similar 1,1-Dimethylethyl 1-piperidinecarboxylate75844-69-843 % similar 1-Boc-piperazine acetate143238-38-443 % similar Boc-L-proline15761-39-443 % similar [1-(tert-Butoxycarbonyl)piperidin-4-yl]acetic acid157688-46-543 % similar 4-Amino-1-boc-piperidine-4-carboxylic acid183673-71-443 % similar (2R)-1-[(tert-Butoxy)carbonyl]pyrrolidine-2-carboxylic acid37784-17-143 % similar 1-[(tert-Butoxy)carbonyl]pyrrolidine-2-carboxylic acid59433-50-043 % similar 1-Boc-4-fluoro-4-piperidinecarboxylic acid614731-04-343 % similar 4-(9H-Fluoren-9-ylmethoxycarbonylamino)-piperidine-1,4-dicarboxylic acid mono-tert-butyl ester183673-66-743 % similar N-Boc-4-piperidinemethanol123855-51-643 % similar 1-Boc-4-methylaminopiperidine147539-41-143 % similar tert-Butyl 4-(chloromethyl)piperidine-1-carboxylate479057-79-943 % similar 1-(tert-Butoxycarbonyl)-4-(2-hydroxyethyl)piperidine89151-44-043 % similar tert-Butyl (2R,3S)-6-oxo-2,3-diphenylmorpholine-4-carboxylate112741-49-843 % similar 1,1-Dimethylethyl (2S,3R)-6-oxo-2,3-diphenyl-4-morpholinecarboxylate112741-50-143 % similar