585-74-0
3'-甲基苯乙酮
292638-84-7
phenylene-ethylene
694-87-1
苯并环丁烯
1417403-48-5
(E)-ethyl 4-(3-methylphenyl)-4-hydroxybut-2-enoate
73931-65-4
ethyl 4-(3-methylphenyl)-4-oxobutanoate

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