1 AUY 3-[(4-methylthiophen-2-yl)methylamino]pyridine-4-carboxylic acid 1.000 2 QC1 3-{[(4-fluorophenyl)methyl]amino}pyridine-4-carboxylic acid 0.750 3 FUZ 2-[(furan-2-ylmethyl)amino]benzoic acid 0.737