Patent ID: 7022711

Claim:
A compound of Formula I wherein: R 1 , R 2 , R 5 , and R 6 independently are hydrogen, halogen, C 1 –C 6 alkyl, C 1 –C 6 alkoxy, hydroxy, C 1 –C 6 alkanoyl, —CN, —NO 2 , C 1 –C 6 alkanoyloxy, COOR 8 , —CF 3 , NR 8 R 9 , or (X) m -(CH 2 ) n —NR 8 R 9 , where R 8 and R 9 independently are hydrogen, C 1 –C 6 alkyl, C 1 –C 6 alkanoyl, or R 8 and R 9 taken together with the nitrogen to which they are attached can complete a ring having 3 to 7 carbon atoms and optionally containing 1, 2, or 3 ring heteroatoms selected from the group consisting of nitrogen, substituted nitrogen, oxygen, and sulfur; X is NH or O; m is 0 or 1; n is 0 to 6; provided m and n are not both 0; R 3 and R 4 independently are C 1 –C 6 alkyl or halo substituted C 1 –C 6 alkyl; R 7 is hydrogen, C 1 –C 6 alkyl, C 2 –C 6 alkenyl, C 2 –C 6 alkynyl, or C 3 –C 6 cycloalkyl.