1 8XO 2-[E-(E-16-azido-2-oxidanylidene-hexadec-3-enylidene)amino]ethanoic acid 1.000 2 T65 2-[E-(E-2-oxidanylidenehexadec-5-enylidene)amino]ethanoic acid 0.880 3 BJU N-tetradecanoylglycine 0.731 4 5YM (z)-N-(2-hydroxyethyl)octadec-9-enamide 0.714