英文别名tert-butyl-3-hydroxy-1-oxa-7-azaspiro[4.4]nonane-7-carboxylate; 1-Oxa-7-azaspiro[4.4]nonane-7-carboxylic acid, 3-hydroxy-, 1,1-dimethylethyl ester; 1-Oxa-7-azaspiro(4.4)nonane-7-carboxylic acid, 3-hydroxy-, 1,1-dimethylethyl ester; 7-Boc-3-hydroxy-1-oxa-7-azaspiro[4.4]nonane; 7-Boc-1-oxa-7-azaspiro[4.4]nonan-3-ol; t-butyl 3-hydroxy-1-oxa-7-azaspiro[4.4]-nonane-7-carboxylate; tert-butyl3-hydroxy-1-oxa-7-azaspiro[4.4]nonane-7-carboxylate; 3-Hydroxy-1-oxa-7-azaspiro[4.4]nonane-7-carboxylic acid tert-butyl ester 
