2-[2-(dimethylaminomethylidene)cyclopentylidene]propanedinitrile

2-[(dimethylamino)methyl]-4,6-dimethyl-1-oxidopyrimidin-1-ium-5-ol

6-[2-(dimethylamino)ethyl]-4-methyl-1-oxidopyrimidin-1-ium-5-ol

6-[2-(dimethylamino)ethyl]-2,4-dimethyl-1-oxidopyrimidin-1-ium-5-ol

4-(二甲基氨基)丁酸