3-phenethyl-1,1-diphenyl-1H-naphtho[2,1-d][1,3]dioxine

2-phenethyl-4,4-diphenyl-4H-naphtho[1,2-d][1,3]dioxine

(4-methylpent-3-en-1-yl)benzene

allyldimesitylborane

苄基碘