苯基甲基3-甲基丁-2-烯酸酯

3-methyl-N-phenylbut-2-enamide

5-甲基-1,4-己二烯-3-酮

1-Chloro-5-methyl-hex-4-en-3-one

(E)-1-Chloro-hex-4-en-3-one