1 1BD 3-[({(1e)-[2-(trifluoromethyl)phenyl]methylidene}amino)oxy]propanoic acid 1.000 2 NEK 3-[(~{E})-(4-hydroxyphenyl)methylideneamino]oxypropanoic acid 0.737 3 8BD 3-({[(1z)-(2-methoxyphenyl)methylidene]amino}oxy)propanoic acid 0.700