英文别名1-Oxa-2,8-diazaspiro[4.5]dec-2-ene-3,8-dicarboxylic acid, 8-(1,1-diMethylethyl) ester; 1-oxa-2,8-diazaspiro[4.5]dec-2-ene-3-carboxylic acid; 1-Oxa-2,8-diaza-spiro[4.5]dec-2-ene-3,8-dicarboxylic acid 8-tert-butyl ester; 8-[(2-methylpropan-2-yl)oxycarbonyl]-1-oxa-2,8-diazaspiro[4.5]dec-2-ene-3-carboxylic acid 
