英文别名3-Azaspiro[5.5]undec-7-ene-3-carboxylic acid, 9-oxo-, 1,1-diMethylethyl ester; tert-butyl 9-oxo-3-azaspiro[5.5]undec-7-ene-3-carboxylate; tert-Butyl 9-oxo-3-azaspiro[5.5]undeca-7-ene-3-carboxylate; tert-butyl 9-oxo-3-azaspiro[5.5]undec-10-ene-3-carboxylate; 3-Boc-3-azaspiro[5.5]undec-7-en-9-one; 1,1-Dimethylethyl 9-oxo-3-azaspiro[5.5]undec-7-ene-3-carboxylate 
