3,4-二甲基己烷

2-[(tert-butyldimethylsilyl)oxy]-4,6-dimethyl-4-sec-butyl-4H-pyran

正辛烷

tert-butyl((4-butyl-4,6-dimethyl-4H-pyran-2-yl)oxy)dimethylsilane

tert-butyl((2-butyl-2,4-dimethyl-2H-pyran-6-yl)oxy)dimethylsilane