1 4F8 2-phenyl-1h-imidazole-4,5-dicarboxylic acid 1.000 2 4FF 5-methyl-2-phenyl-1h-imidazole-4-carboxylic acid 0.882 3 4G2 2-(3-chloro-phenyl)-5-methyl-1h-imidazole-4-carboxylic acid 0.833 4 G14 2-phenyl-1h-imidazole-4-carboxylic acid 0.824 5 T7L 2-phenyl-1,3-thiazole-5-carboxylic acid 0.722 6 7VP 4-methyl-2-phenyl-1h-imidazole 0.706