1 8N3 (2r)-4-methyl-2-[(3-methylphenyl)methylcarbamoylamino]-N-oxidanyl-pentanamide 1.000 2 E8G (2s)-2-[(2,3-dimethylphenyl)methylcarbamoylamino]-4-methyl-N-oxidanyl-pentanamide 0.955 3 8L0 (2s)-2-[(3-chlorophenyl)methylcarbamoylamino]-4-methyl-N-oxidanyl-pentanamide 0.909 4 B1B (2s)-2-[(2-chlorophenyl)methylcarbamoylamino]-4-methyl-N-oxidanyl-pentanamide 0.909 5 E8C (2r)-2-[[2,4-bis(fluoranyl)phenyl]methylcarbamoylamino]-4-methyl-N-oxidanyl-pentanamide 0.870 6 E8F (2s)-2-[(3,4-dimethylphenyl)methylcarbamoylamino]-4-methyl-N-oxidanyl-pentanamide 0.870 7 E8R (2r)-2-[(3,4-dimethylphenyl)methylcarbamoylamino]-4-methyl-N-oxidanyl-pentanamide 0.870 8 ORW 1-[(2~{S})-1-[[iminomethyl(methyl)amino]-methyl-amino]-4-methyl-1-oxidanylidene-pentan-2-yl]-3-(phenylmethyl)urea 0.731