CPC C07D 471/04 (2013.01) [A61P 31/06 (2018.01)] | 16 Claims |
1. A compound having the formula I:
or a pharmaceutically acceptable salt, ester, stereoisomer, or solvate thereof, wherein:
R1 is a hydrogen atom, a halogen atom, a cyano group, a C1-C6 alkyl group, or a trihalomethyl group, wherein the compound can have 1, 2, or 3 R1 groups thereon, each being selected independently of one another;
R2 is a hydrogen atom or a C1-C6 alkyl ester; and
R3 is a hydrogen atom or a C1-C6 alkyl group.
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