4-ethoxy-2,6-dimethyl-1-oxidopyrimidin-1-ium

4,4'-diethoxy-trans-stilbene

1-[2,2-dibromo-1-(4-ethoxyphenyl)ethyl]-4-ethoxybenzene

ethyl 4-ethoxy-2-methylpyrimidine-5-carboxylate

1-benzyl-2-phenylbenzimidazole