3,3-diethyl-1,5-dioxaspiro[5.5]undecane

8,8-二乙基-6,10-二氧杂螺[4.5]癸烷

3,4-(2′,2′-二乙基丙烯)二氧噻吩

[2-(diethylcarbamoyloxymethyl)-2-ethylbutyl] N,N-diethylcarbamate

甲醇