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tert-Butyl 2-oxo-7-azaspiro[3.5]nonane-7-carboxylate203661-69-250 % similar N-(tert-Butoxycarbonyl)-2,5-dihydro-1H-pyrrole73286-70-150 % similar tert-Butyl 2,7-diazaspiro[3.5]nonane-7-carboxylate896464-16-750 % similar 1-Boc-3-piperidone98977-36-750 % similar tert-Butyl 2,6-Diazaspiro(3.3)heptane-2-carboxylate Hemioxalate1041026-71-449 % similar tert-Butyl 6-hydroxy-2-azaspiro[3.3]heptane-2-carboxylate1147557-97-849 % similar tert-Butyl 6-amino-2-azaspiro[3.3]heptane-2-carboxylate1211586-09-249 % similar tert-Butyl 3,9-diazaspiro[5.5]undecane-3-carboxylate173405-78-249 % similar 1-(tert-Butoxycarbonyl)-3,3-dimethyl-4-oxopiperidine324769-06-449 % similar 1,1-Dimethylethyl 9-oxo-3-azaspiro[5.5]undecane-3-carboxylate873924-08-449 % similar tert-Butyl 4,4-difluoropiperidine-1-carboxylate281652-10-649 % similar N-Boc-3-methylene-piperidine276872-89-048 % similar 1-Boc-4-methyl-piperidin-4-OL406235-30-148 % similar tert-Butyl 3,6-dihydropyridine-1(2H)-carboxylate85838-94-448 % similar N-Boc-diethanolamine103898-11-948 % similar N-Boc-N,N-bis(2-chloroethyl)amine118753-70-148 % similar 1,1-Dimethylethyl 3,3-difluoro-1-azetidinecarboxylate1255666-59-148 % similar 1-Boc-4-methylpiperazine53788-49-148 % similar tert-Butyl piperazine-1-carboxylate57260-71-648 % similar tert-Butyl 4-oxopiperidine-1-carboxylate79099-07-348 % similar