1 NKG N-{[3-hydroxy-6-(naphthalen-1-yl)pyridin-2-yl]carbonyl}glycine 1.000 2 VBQ 2-[(9-oxidanylidenefluoren-4-yl)carbonylamino]ethanoic acid 0.731 3 P5I 2-[[5-[3-(3-chlorophenyl)-1,2-oxazol-5-yl]-3-oxidanyl-pyridin-2-yl]carbonylamino]ethanoic acid 0.724 4 PW2 2-[[5-(6-methoxynaphthalen-2-yl)-3-oxidanyl-pyridin-2-yl]carbonylamino]ethanoic acid 0.724