1,4-Difluoro-2-methylbenzene452-67-531 % similar 3,4-Difluoro-2-methylbenzoic acid157652-31-830 % similar 1-(2,3,4-Trifluorophenyl)ethan-1-one243448-15-930 % similar 2,5-Dimethylpyrrole625-84-330 % similar