formic acid 4-(tert-butyldimethylsilanyloxy)-3-bromo-5-methoxyphenyl ester

5-Benzyloxy-1-bromo-2-(tert-butyldimethylsilyloxy)-5-methoxybenzene

4-Benzyloxy-2-bromo-6-methoxyphenyl toluene-p-sulfonate

5,7-dimethoxy-1,4-naphthoquinone