1 2PP 2-propyl-pentanoic acid 1.000 2 VPR 2-propylpentanamide 0.818 3 X60 2-ethyl-L-norvaline 0.818 4 X6E 2-ethyl-D-norvaline 0.818 5 QW2 (4~{S})-2-oxidanylidene-4-propyl-pentanedioic acid 0.769 6 S9X 2-azanyl-2-butyl-hexanal 0.769 7 O2S (2~{R})-4-methyl-2-[(1~{S})-1-sulfanylethyl]pentanoic acid 0.750 8 0XL 2-amino-2-ethylbutanoic acid 0.727 9 2EH (2s)-2-ethylhexan-1-ol 0.727 10 7GA 2,4-dimethylpentanal 0.727 11 P7W Pentane-1,3,5-tricarboxylic acid 0.714 12 54L Pent-4-ynoic acid 0.700 13 9TS (2e)-pent-2-enoic acid 0.700 14 DK9 Pentane-1,1-diol 0.700 15 HP6 Heptane 0.700 16 LEA Pentanoic acid 0.700 17 MB8 (2z)-2-methylbut-2-enoic acid 0.700 18 SMB 2-methylbutanoic acid 0.700