3,3-dimethyl-1-trimethylsiloxy-1-trimethylsilylthiobut-1-ene

3,3-dimethyl-2-isopropyl(thiobutanoic) acid O-trimethylsilyl ester

4,4-Dimethyl-1-pentene-1,3-dione

新戊酰基乙酸甲酯

1-diazonio-3,3-dimethylbut-1-en-2-olate