5-甲氧基-2-吡咯烷酮

琥珀酰胺酸甲酯

1-(2-溴乙基)吡咯烷-2,5-二酮

1-trimethylsilylpyrrolidine-2,5-dione

1-(piperidin-1-ylmethyl)pyrrolidine-2,5-dione