magnesium,1,2-dimethylbenzene-5-ide,bromide

5-[(1,3-dioxo-2-benzofuran-5-yl)-dimethylsilyl]-2-benzofuran-1,3-dione

4-溴-1,2-双二溴甲基苯

3,4-二甲基联苯

2,3-dimethylfluoren-9-one