| abstract |
A compound of formula I: ** Formula ** wherein: R2 is selected from the group consisting of hydrogen, C1-4alkyl, C2-4 hydroxyalkylene, and C1-4alkoxy-C2-4alkylenyl; R is selected from the group en: halogen, hydroxyl, alkyl, alkenyl, halogenoalkyl, alkoxy, alkylthio, and -N (R9) 2; n is an integer from 0 to 4; R1 is selected from the group consisting of: hydrogen, -CH (R11) -Ar, -CH (R11) -Ar'-R4, -CH (R11) -Ar'-Y-R4, -CH (R11) -Ar ' -CH (R11) -Y-R4, -CH (R11) -Ar'-R5, -CH (R11) -Ar'-CH (R11) -R5, -X1-Het, and -X1-N (R8) -Q-R4. |