methyl 2-(2-{3-[(tert-butyldimethylsilyl)oxy]-2-methyl-5-oxopentan-2-yl}thiazol-4-yl)acetate

3-((tert-butyldiphenylsilyl)oxy)-2,2-dimethylpropanal

3-((tert-butyldiphenylsilyl)oxy)-2,2-dimethylpropan-1-ol