1233Xf2730-62-332 % similar Methyl 3,3-difluoro-2-(trifluoromethyl)acrylate685-09-631 % similar Hexafluoroacetone imine1645-75-630 % similar 2,3-Dichloro-1,1,1,4,4,4-hexafluoro-2-butene303-04-830 % similar 1,1,1,3,3,3-Hexafluoro(2-2H)propan-2-(2H)ol38701-74-530 % similar Hexafluoroacetone684-16-230 % similar