4-甲氧基苯偶酰

(E)-1-(4-methoxyphenyl)hex-4-en-1-yn-3-one

4-(4-methoxyphenyl)-1-phenylbut-3-yn-2-one

4-[2-(4-methoxyphenyl)ethynyl]pyridine

1-[2-chloroethenyl]-4-methoxybenzene