1 MJF [(1r)-3-(4-chlorophenyl)-3-oxo-1-phenylpropyl]propanedioic acid 1.000 2 P47 (2z)-5-(4-chlorophenyl)-3-phenylpent-2-enoic acid 0.833 3 21O {(1r)-3-oxo-1-phenyl-3-[4-(trifluoromethyl)phenyl]propyl}propanedioic acid 0.821