4-Fluorobenzoic anhydride
4,4',4'',4'''-(Pyrene-1,3,6,8-tetrayl)tetrakis(2-fluorobenzoic acid)
4-(Cyclopropylmethoxy)-3-fluorobenzoic acid
4-(Benzyloxy)-2-fluorobenzoic acid
4-(3-(4-Cyano-3-(trifluoromethyl)phenyl)-5,5-dimethyl-4-oxo-2-thioxoimidazolidin-1-yl)-2-fluorobenzoic acid
4-Ethynyl-2-fluorobenzoic acid
