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

Claim 3:
4. The compound of claim 3, or a pharmaceutically acceptable salt or stereoisomer thereof, wherein:
(i) Ring A is phenyl;
R3 is H; and
R4 is Cl, CH3, CH(CH3)2, CF3, C(O)N(CH3)2, N(CH3)2, OH, OCH3, or S(O)2N(CH3)2; or

(ii) Ring A is phenyl;
R3 is Cl, CH3, CH(CH3)2, CF3, C(O)N(CH3)2, N(CH3)2, OH, OCH3, or S(O)2N(CH3)2; and
R4 is H.