1 W9M 3-(3,4-dichlorophenyl)-1,1-dimethyl-urea 1.000 2 6NX 1-cyclohexyl-3-methyl-urea 0.786 3 0OI N-(2-fluorophenyl)-N'-methylurea 0.733 4 7WI 1-(3-chlorophenyl)-3-(2-methoxyethyl)urea 0.706