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1,1-Dimethylethyl 1-pyrrolidinecarboxylate86953-79-944 % similar (1S,4S)-2-Boc-2,5-diazabicyclo[2.2.1]heptane113451-59-544 % similar tert-Butyl 3-methylpiperazine-1-carboxylate120737-59-944 % similar tert-Butyl 2,5-diazabicyclo[2.2.1]heptane-2-carboxylate hydrochloride134003-84-244 % similar (S)-4-N-Boc-2-methylpiperazine147081-29-644 % similar (R)-4-Boc-2-methylpiperazine163765-44-444 % similar 2,5-Diaza-bicyclo[2.2.1]heptane-2-carboxylic acid tert-butyl ester198989-07-044 % similar tert-Butyl 1,4-diazepane-1-carboxylate112275-50-044 % similar 2-(tert-Butoxycarbonyl)-2,7-diazaspiro[3.5]nonane236406-55-644 % similar 3-Ethynyl-1-azetidinecarboxylic acid tert-butyl ester287193-01-544 % similar tert-Butyl 2,7-diazaspiro[3.5]nonane-7-carboxylate896464-16-744 % similar tert-Butyl 3-bromoazetidine-1-carboxylate1064194-10-044 % similar 1-N-Boc-3-hydroxyazetidine141699-55-044 % similar (3R,4S)-tert-Butyl 3,4-dihydroxypyrrolidine-1-carboxylate186393-22-644 % similar 1-Boc-3-(amino)azetidine193269-78-244 % similar tert-Butyl 3-iodoazetidine-1-carboxylate254454-54-144 % similar tert-Butyl N-(azetidin-3-ylmethyl)carbamate91188-15-744 % similar 1-Boc-2-piperazinecarboxylic acid1214196-85-643 % similar (R)-4-Boc-piperazine-3-carboxylic acid278788-60-643 % similar 3-Oxo-azetidine-1-carboxylic acid tert-butyl ester398489-26-443 % similar