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tert-Butyl 3-methylidenepyrrolidine-1-carboxylate114214-71-038 % similar 1,1-Dimethylethyl 3-(1-hydroxy-1-methylethyl)-1-azetidinecarboxylate1257293-79-038 % similar tert-Butyl 7-oxo-2-azaspiro[3.5]nonane-2-carboxylate1363381-22-938 % similar 1-tert-Butoxycarbonyl-4-piperidinecarboxaldehyde137076-22-338 % similar 1-Boc-3-cyanoazetidine142253-54-138 % similar 1-Boc-Azetidine-3-carboxylic acid142253-55-238 % similar N-Boc-hexahydro-1H-azepin-4-one188975-88-438 % similar 4-(2-Amino-ethyl)-piperazine-1-carboxylic acid tert-butyl ester192130-34-038 % similar 4-Thiocarbamoyl-piperazine-1-carboxylic acid tert-butyl ester196811-66-238 % similar tert-Butyl 2-oxo-7-azaspiro[3.5]nonane-7-carboxylate203661-69-238 % similar 1-Boc-4-(hydroxymethyl)-4-methyl-piperidine236406-21-638 % similar 2-(tert-Butoxycarbonyl)-2,7-diazaspiro[3.5]nonane236406-55-638 % similar 3-Ethynyl-1-azetidinecarboxylic acid tert-butyl ester287193-01-538 % similar tert-Butyl 4-(6-aminopyridin-3-yl)piperazine-1-carboxylate571188-59-538 % similar tert-Butyl 4-(2-hydroxyethyl)piperazine-1-carboxylate77279-24-438 % similar tert-Butyl 2,7-diazaspiro[3.5]nonane-7-carboxylate896464-16-738 % similar 1-Boc-3-piperidone98977-36-738 % similar 4-[5-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-pyridin-2-yl]-piperazine-1-carboxylic acid tert-butyl ester496786-98-237 % similar 2-(tert-Butoxycarbonyl)-5,7-dichloro-1,2,3,4-tetrahydroisoquinoline-6-carboxylic acid851784-82-237 % similar 1-N-Boc-4-(phenylamino)piperidine125541-22-237 % similar