英文别名2-Boc-2-azaspiro[5.5]undecane-9-carboxylic acid; 2-Azaspiro[5.5]undecane-2,9-dicarboxylic acid 2-tert-butyl ester; 2-Azaspiro[5.5]undecane-2,9-dicarboxylic acid, 2-(1,1-dimethylethyl) ester; 2-{[(2-Methyl-2-propanyl)oxy]carbonyl}-2-azaspiro[5.5]undecane-9-carboxylic acid 
