2,2-dimethyl-5-((E)-5-(4-nitrophenyl)pent-4-en-1-yl)-5-((E)-5-phenylpent-4-en-1-yl)-1,3-dioxane-4,6-dione

4-硝基碘苯

桂皮醛

(E)-2,2-dimethyl-5-(3-phenylallyl)-1,3-dioxane-4,6-dione