5-溴-2-乙氧基-4-甲基吡啶

2-ethoxy-4,5-dihydro-1H-imidazole

N-(imidazolin-2-yl)imidazolidin-2-one

1,2,2-tris(4-methoxyphenyl)ethanone

1-bromo-1-(p-ethoxyphenyl)-2,2-bis(p-methoxyphenyl)ethene