1 HGK 2-[4-[(2-oxidanylidene-3~{H}-pyridin-4-yl)oxy]phenyl]ethanoic acid 1.000 2 KFS [4-(4-cyano-3-methylphenoxy)phenyl]acetic acid 0.727 3 E9P 5-ethyl-2-phenoxyphenol 0.700