1,5-diphenyl-4-methyl-2,4-pentadien-1-one

r-4,t-5-Dimethyl-c-6-phenyl-1,3,2-dioxathian-2,2-dioxid

c-4,t-5-Dimethyl-r-2,c-6-diphenyl-1,3-dioxan

1-chloro-2,3-dimethylcyclopropane

2-溴丁烷