Patent ID: 8846729

Claim:
A compound having Formula I, its enantiomers, diastereoisomers, tautomers or a pharmaceutically acceptable salt thereof, wherein: X is S, SO or SO 2 ; R 1 is hydrogen, halogen, substituted or unsubstituted C 1-3 alkyl, CN, NO 2 , C(O)R 12 or OR 11 ; R 2 is hydrogen, halogen, substituted or unsubstituted C 1-3 alkyl, CN, NO 2 , C(O)R 12 or OR 11 ; R 3 is hydrogen, halogen, substituted or unsubstituted C 1-3 alkyl, CN, NO 2 , C(O)R 12 or OR 11 ; R 4 is hydrogen, halogen, substituted or unsubstituted C 1-3 alkyl, CN, NO 2 , C(O)R 12 or OR 11 ; R 5 is hydrogen, halogen, substituted or unsubstituted C 1-3 alkyl, CN, NO 2 , C(O)R 12 or OR 11 ; R 6 is H, halogen, —OC 1-3 alkyl, substituted or unsubstituted C 1-3 alkyl; R 7 is hydrogen, halogen, substituted or unsubstituted C 1-3 alkyl, CN, NO 2 , C(O)R 12 or OR 11 ; R 8 is CH, S, O, N, NH or CH 2 ; R 9 is CH, N or CH 2 ; R 10 is hydrogen, halogen, substituted or unsubstituted C 1-3 alkyl, CN, NO 2 , C(O)R 12 or OR 11 ; a is 0 or 1; b is 1, 2 or 3; R 11 is H or C 1-3 alkyl; R 12 is OH or C 1-3 alkyl; when a is 1 then is when a is 0 then and R 8 is S, O, NH or CH 2 .