1 0Z2 N-(trifluoroacetyl)-L-leucyl-N-[4-(trifluoromethyl)phenyl]-L-alaninamide 1.000 2 2Z5 6-ammonio-N-(trifluoroacetyl)-L-norleucyl-N-[4-(trifluoromethyl)phenyl]-L-alaninamide 0.906 3 0QN N-(trifluoroacetyl)-L-valyl-N-[4-(trifluoromethyl)phenyl]-L-alaninamide 0.903 4 0Z0 N-(trifluoroacetyl)-L-phenylalanyl-N-[4-(trifluoromethyl)phenyl]-L-alaninamide 0.750 5 0Z4 6-ammonio-N-(trifluoroacetyl)-L-norleucyl-N-[4-(1-methylethyl)phenyl]-L-leucinamide 0.703