英文别名1-Pyrrolidineacetic acid, 2-ethynyl-2-methyl-, 1,1-dimethylethyl ester; tert-Butyl 2-(2-ethynyl-2-methylpyrrolidin-1-yl)acetate; tert-butyl (2-ethynyl-2-methylpyrrolidin-1-yl)acetate; 2-Methyl-2-propanyl (2-ethynyl-2-methyl-1-pyrrolidinyl)acetate 
