methyl tert-butyl(pivaloyl)acetate

methyl 2-((2-((trifluoromethyl)sulfonyl)pentan-2-yl)sulfonyl)acetate

甲醇

3,3-二甲基丙烯酸

2,2,3,3-tetracyano-4,4-dimethylcyclopentanone dimethyl acetal