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(2R,4S)-N-Alpha-T-butoxycarbonyl-4-hydroxypyrrolidine-2-carboxylic acid147266-92-046 % similar 1-tert-Butyl 2-methyl piperidine-1,2-dicarboxylate167423-93-046 % similar (S)-4-Methylene-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester84348-38-946 % similar N-Boc-cis-4-hydroxy-L-proline87691-27-846 % similar (1S,4S)-2-Boc-2,5-diazabicyclo[2.2.1]heptane113451-59-545 % similar tert-Butyl 2-methylpiperazine-1-carboxylate120737-78-245 % similar tert-Butyl 2,5-diazabicyclo[2.2.1]heptane-2-carboxylate hydrochloride134003-84-245 % similar (R)-1-Boc-3-hydroxypiperidine143900-43-045 % similar (S)-1-Boc-3-hydroxypiperidine143900-44-145 % similar 1,1-Dimethylethyl (2S)-2-methyl-1-piperazinecarboxylate169447-70-545 % similar (R)-1-N-Boc-2-methylpiperazine170033-47-345 % similar tert-Butyl 2-methyl-4-oxopiperidine-1-carboxylate190906-92-445 % similar 1,1-Dimethylethyl 5-oxo-2-azabicyclo[2.2.1]heptane-2-carboxylate198835-06-245 % similar 2,5-Diaza-bicyclo[2.2.1]heptane-2-carboxylic acid tert-butyl ester198989-07-045 % similar tert-Butyl 4-hydroxyazepane-1-carboxylate478832-21-245 % similar 1-Piperidinecarboxylicacid,2-methyl-4-oxo-,1,1-dimethylethylester,(2R)-(9ci)790667-43-545 % similar 1-Boc-3-hydroxypiperidine85275-45-245 % similar 4-N-Boc-4-N-methyl-aminopiperidine108612-54-045 % similar 1-tert-Butoxycarbonyl-4-piperidinecarboxaldehyde137076-22-345 % similar 1-Boc-4-(hydroxymethyl)-4-methyl-piperidine236406-21-645 % similar