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tert-Butyl 2,6-diazaspiro(3.4)octane-6-carboxylate885270-86-054 % similar N-(tert-Butoxycarbonyl)-2,5-dihydro-1H-pyrrole73286-70-153 % similar 1,1-Dimethylethyl 1-piperidinecarboxylate75844-69-853 % similar N-Boc-hexahydro-1H-azepin-4-one188975-88-453 % similar 1-Boc-3-piperidone98977-36-753 % similar tert-Butyl 2-oxa-6-azaspiro[3.5]nonane-6-carboxylate1245816-29-853 % similar tert-Butyl 2,8-diazaspiro[4.5]decane-2-carboxylate336191-17-453 % similar 1,1-Dimethylethyl 3-(aminomethyl)-3-hydroxy-1-azetidinecarboxylate1008526-71-351 % similar 3-Oxo-1-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester954236-44-351 % similar N-Boc-diethanolamine103898-11-950 % similar tert-Butyl 6-Oxa-3-azabicyclo(3.1.0)hexane-3-carboxylate114214-49-250 % similar N-Boc-N,N-bis(2-chloroethyl)amine118753-70-150 % similar 2,7-Diaza-spiro[4.4]nonane-2-carboxylic acid tert-butyl ester236406-49-850 % similar 7-Boc-2-oxa-7-azaspiro[3.5]nonane240401-27-850 % similar 1-Boc-4-methylpiperazine53788-49-150 % similar tert-Butyl piperazine-1-carboxylate57260-71-650 % similar tert-Butyl 2,7-diazaspiro[3.5]nonane-7-carboxylate896464-16-749 % similar tert-Butyl 3-bromoazetidine-1-carboxylate1064194-10-049 % similar 1-N-Boc-3-hydroxyazetidine141699-55-049 % similar 1-Boc-4-methylenepiperidine159635-49-149 % similar