ethyl 3-(4-fluoro-1-hydroxy-1,3-dihydrobenzo[c][1,2]oxaborol-7-yl)acrylate

methyl 2-bromo-3-(bromomethyl)-6-fluorobenzoate

methyl 2-bromo-6-fluoro-3-(hydroxymethyl)benzoate

methyl 2-bromo-6-fluoro-3-formylbenzoate

methyl 2-bromo-3-(1,3-dioxolan-2-yl)-6-fluorobenzoate