四氢吡咯-2-硫酮

重氮丙酸二乙酯

溴代丙二酸二乙酯

diethyl 3a,4,5,6-tetrahydro-3H-pyrrolo[1,2-c][1,2,3]triazole-3,3-dicarboxylate

3,4-Dihydro-2(methylthio)-5H-pyrrolium hydroiodide