Patent ID: 8017555

Claim:
A compound having Formula Ia or a salt thereof, wherein, R 1 and R 5 are independently selected from hydrogen, CH 3 , OCH 3 , F, Cl, Br, CF 3 and OCF 3 ; R 2 and R 4 are independently selected from hydrogen, F, Cl, Br, CH 3 , and CF 3; R 3 is selected from hydrogen, CH 3 , CF 3 , F, Cl, Br, OCF 3 , OCH 3 , CN, and CO; R 6 , R 7 , R 8 and R 9 are independently selected from hydrogen, CH 3 , alkyl, cykloalkyl, heterocyl, and halogen; B is C(H) or C(CH 3 ); and X is a bond, CH 2 , O or S.