2-[2-(4-chlorophenyl)ethenyl]pent-4-ynenitrile

(2E,4E)-5-(4-氯苯基)-2,4-戊二烯醛

1,5-bis(4-chlorophenyl)penta-2,4-dien-1-one

5-(4-chlorophenyl)-1-(4-methoxyphenyl)penta-2,4-dien-1-one