4-phenyl-6-(piperidin-1-ylmethyl)pyrimidin-5-ol

4-iodo-6-phenylpyrimidin-5-ol

2,6-bis(morpholin-4-ylmethyl)-1-oxido-4-phenylpyrimidin-1-ium-5-ol

2,6-bis(diethylaminomethyl)-1-oxido-4-phenylpyrimidin-1-ium-5-ol

2,6-bis[(dimethylamino)methyl]-1-oxido-4-phenylpyrimidin-1-ium-5-ol