1 DNG N-formyl-D-norleucine 1.000 2 9KK N-methyl norleucine 0.909 3 DNM N-methyl-D-norleucine 0.909 4 73P (2~{S})-6-azanyl-2-(carboxyamino)hexanoic acid 0.846 5 AN0 N-acetyl-L-norvaline 0.833 6 MNL 4,N-dimethylnorleucine 0.833 7 NMK N-methyl lysine 0.833 8 QIL N-formyl-L-isoleucine 0.833 9 T3R N,5-dimethyl-L-norleucine 0.833 10 AOR N~2~-acetyl-L-ornithine 0.769 11 LAY N-acetyl-L-leucine 0.769 12 FVA N-formyl-L-valine 0.750 13 GZJ (2s)-2-(acetylamino)butanoic acid 0.750 14 IML N-methyl-isoleucine 0.750 15 MLE N-methylleucine 0.750 16 MLU N-methyl-D-leucine 0.750 17 NMH (R)-N-(1-methyl-hexyl)-formamide 0.750 18 NWH N-[(2s)-heptan-2-yl]formamide 0.750 19 WZJ N-methyl-L-alloisoleucine 0.750 20 6NA Hexanoic acid 0.727 21 DKF Hexane-1,1-diol 0.727 22 MDH N-methyldehydrobutyrine 0.727 23 NLG N-acetyl-L-glutamate 0.714 24 NLQ N~2~-acetyl-L-glutamine 0.714 25 V7T (2r)-6-azanyl-2-carbamimidamido-hexanoic acid 0.714