Patent ID: 11897881
Assignee: KING FAISAL UNIVERSITY
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 11:
12. A compound having the formula I:, , or a pharmaceutically acceptable salt or stereoisomer thereof,, wherein:
Ring A is phenyl or pyridinyl;
R1 is H, F, or OH;
R2 is H, F, or OH;
R3 is H, halogen, C1-C6 alkyl, straight chained C1-C6 haloalkyl, C(O)NR5R6, NR5R6, OR5, or S(O)2NR5R6;
R4 is H, halogen, C1-C6 alkyl, straight chained C1-C6 haloalkyl, C(O)NR5R6, NR5R6, OR5, or S(O)2NR5R6;
each R5 is independently CH3; and
each R6 is independently CH3;
with the proviso that at least one of R1 and R2 is F or OH.