Patent ID: 11952366
Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 3:
4. The compound according to claim 1, or a pharmaceutically acceptable salt thereof, wherein:
A is a 6-membered aromatic ring or a 6-membered heteroaromatic ring;
wherein the 6-membered heteroaromatic ring contains 1 nitrogen heteroatom; and
wherein the 6-membered aromatic ring or the 6-membered heteroaromatic ring is optionally substituted with one substituent selected from the group consisting of halogen, NH2, NHC1-6 alkyl, N(C1-6 alkyl)2, and O(C1-6alkyl);

A′ is a 6-membered aromatic ring or a 6-membered heteroaromatic ring;
wherein the 6-membered heteroaromatic ring contains 1 nitrogen heteroatom; and
wherein the 6-membered aromatic ring or the 6-membered heteroaromatic ring is optionally substituted with one substituent selected from the group consisting of halogen, NH2, NHC1-6 alkyl, N(C1-6 alkyl)2, and O(C1-6alkyl);

R1 is H; and
R2 is H.