1 PF5 2,3,4,5,6-pentafluoro-L-phenylalanine 1.000 2 F5C Penta-fluorocinnamic acid 0.941 3 V61 2,3,5,6-tetrafluoro-4-iodo-L-phenylalanine 0.889 4 51T 2,3,6-trifluoro-L-tyrosine 0.833 5 FY3 2,3,5-trifluoro-L-tyrosine 0.833 6 F2F 3,4-difluoro-L-phenylalanine 0.824 7 WFP 3,5-difluoro-L-phenylalanine 0.824 8 BY5 (~{z})-2-sulfanyl-3-[2,3,6-tris(fluoranyl)phenyl]prop-2-enoic acid 0.778 9 F2Y 3,5-difluoro-L-tyrosine 0.778 10 FY2 2,3-difluoro-L-tyrosine 0.778 11 N0A 3-fluoro-L-phenylalanine 0.765 12 PFF 4-fluoro-L-phenylalanine 0.765 13 9DT (2~{S})-2-azanyl-3-(2-fluorophenyl)-2-methyl-propanoic acid 0.722 14 YOF 3-fluorotyrosine 0.722 15 23F (2z)-2-amino-3-phenylacrylic acid 0.706 16 ALC 2-amino-3-cyclohexyl-propionic acid 0.706 17 DPN D-phenylalanine 0.706 18 HPH (2s)-2-amino-3-phenylpropane-1,1-diol 0.706 19 PHE Phenylalanine 0.706 20 SJ8 (~{E})-3-(4-fluorophenyl)prop-2-enoic acid 0.706 21 ZAL 3-cyclohexyl-D-alanine 0.706