1 21O {(1r)-3-oxo-1-phenyl-3-[4-(trifluoromethyl)phenyl]propyl}propanedioic acid 1.000 2 MJF [(1r)-3-(4-chlorophenyl)-3-oxo-1-phenylpropyl]propanedioic acid 0.821 3 SK5 (E)-3-phenyl-1-(4-(trifluoromethyl)phenyl)prop-2-en-1-one 0.741