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tert-Butyl 2,6-Diazaspiro(3.3)heptane-2-carboxylate Hemioxalate1041026-71-4100 % similar 1,1-Dimethylethyl 2,6-diazaspiro[3.3]heptane-2-carboxylate1041026-70-382 % similar tert-Butyl 2,6-diazaspiro[3.4]octane-2-carboxylate885270-84-865 % similar tert-Butyl 2,6-diazaspiro(3.4)octane-6-carboxylate885270-86-065 % similar 2-(tert-Butoxycarbonyl)-2,7-diazaspiro[3.5]nonane236406-55-660 % similar tert-Butyl 2,7-diazaspiro[3.5]nonane-7-carboxylate896464-16-760 % similar 2,7-Diaza-spiro[4.4]nonane-2-carboxylic acid tert-butyl ester236406-49-857 % similar tert-Butyl 2,7-diazaspiro(3.5)nonane-7-carboxylate hydrochloride1023301-84-956 % similar tert-Butyl 6-oxo-2-azaspiro(3.3)heptane-2-carboxylate1181816-12-555 % similar tert-Butyl 6-hydroxy-2-azaspiro[3.3]heptane-2-carboxylate1147557-97-855 % similar 1,1-Dimethylethyl 7-oxo-2,6-diazaspiro[3.4]octane-2-carboxylate1234616-51-353 % similar 3-Hydroxy-3-methyl-azetidine-1-carboxylic acid tert-butyl ester1104083-23-953 % similar tert-Butyl 7-oxo-2-azaspiro[3.5]nonane-2-carboxylate1363381-22-952 % similar 2,8-Diaza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester236406-39-652 % similar tert-Butyl 2,8-diazaspiro[4.5]decane-2-carboxylate336191-17-452 % similar tert-Butyl 6-amino-2-azaspiro[3.3]heptane-2-carboxylate1211586-09-251 % similar tert-Butyl 2,9-diazaspiro(5.5)undecane-9-carboxylate1023595-19-850 % similar 1,1-Dimethylethyl 3,3-difluoro-1-azetidinecarboxylate1255666-59-150 % similar tert-Butyl octahydropyrrolo(3,4-c)pyrrole-2-carboxylate141449-85-650 % similar cis-2-Boc-hexahydropyrrolo[3,4-C]pyrrole250275-15-150 % similar