zinc methyl bromide

7-O-acyl-2-(t-butyldimethylsilyl)-6-methoxy-3-(3,4,5-trimethoxybenzoyl)-benzo[b]furan

5-碘-1,2,3-三甲氧基苯

2-t-butyldimethylsilyl-7-isopropoxy-6-methoxy-3-(3,4,5-trimethoxybenzoyl)-benzo[b]furan

(2-(tert-butyldimethylsilyl)-7-hydroxy-6-methoxybenzofuran-3-yl)(3,4,5-trimethoxyphenyl)methanone