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tert-Butyl 6-amino-2-azaspiro[3.3]heptane-2-carboxylate1211586-09-242 % similar (S)-(-)-1-tert-Butoxycarbonyl-3-aminopyrrolidine147081-44-542 % similar (R)-tert-Butyl 3-aminopyrrolidine-1-carboxylate147081-49-042 % similar tert-Butyl 3-aminopyrrolidine-1-carboxylate186550-13-042 % similar 1-(tert-Butoxycarbonyl)-3,3-dimethyl-4-oxopiperidine324769-06-442 % similar tert-Butyl 3-iodopyrrolidine-1-carboxylate774234-25-242 % similar 7-Boc-3-oxa-7,9-diazabicyclo[3.3.1]nonane864448-41-942 % similar 3-Bromo-pyrrolidine-1-carboxylic acid tert-butyl ester939793-16-542 % similar 1-N-Boc-4-(phenylamino)piperidine125541-22-242 % similar 1-tert-Butyl 3-methyl piperazine-1,3-dicarboxylate129799-08-242 % similar 1-(1,1-Dimethylethyl) 3-methyl (3S)-1,3-piperazinedicarboxylate314741-39-442 % similar 1-(1,1-Dimethylethyl) 3-methyl (3R)-1,3-piperazinedicarboxylate438631-77-742 % similar N-Boc-N-methylethylenediamine121492-06-642 % similar tert-Butyl 3,8-diazabicyclo[3.2.1]octane-8-carboxylate149771-44-842 % similar tert-Butyl 3-formylazetidine-1-carboxylate177947-96-542 % similar tert-Butyl 3-methoxyazetidine-1-carboxylate429669-07-842 % similar (2-Hydroxyethyl)methylcarbamic acid 1,1-dimethylethyl ester57561-39-442 % similar 3,6-Diazabicyclo[3.1.1]heptane-6-carboxylic acid tert-butyl ester869494-16-642 % similar 4-[(Methylsulfonyl)oxy]piperidine-1-carboxylic acid tert-butyl ester141699-59-442 % similar 1-tert-Butyl 4-ethyl piperidine-1,4-dicarboxylate142851-03-442 % similar