1 89M Nalpha-[trans-4-(aminomethyl)cyclohexane-1-carbonyl]-N-octyl-O-[(quinolin-2-yl)methyl]-L-tyrosinamide 1.000 2 89S Nalpha-[trans-4-(aminomethyl)cyclohexane-1-carbonyl]-N-octyl-O-[(pyridin-4-yl)methyl]-L-tyrosinamide 0.778