4-ethyl-3,5-dimethoxybenzaldehyde

1-(4-甲氧基苯基)-2-苯基-1-丁酮

1-ethyl-3-prop-2-enyl-1,2-dihydroimidazol-1-ium,bromide

1-ethyl-2-phenylbenzimidazole

3-ethyl-2-methyl-5-prop-1-en-2-ylcyclohex-2-en-1-one