Abstract: The present invention relates to heteroaryl derivatives, preparation methods therefor, and applications thereof in medicine. Specifically, the present invention relates to a heteroaryl derivative represented by general formula (AI), a preparation method therefor, and a pharmaceutically acceptable salt, and use thereof as a therapeutic agent, in particular, as an SHP2 allosteric inhibitor, wherein the definition of substituents in general formula (AI) is the same as that in the description.

Abstract: The present invention relates to an alkyne derivative, a preparation method for same, and applications thereof in medicine. Specifically, the present invention relates to the alkyne derivative as represented by formula (I), the preparation method for same, a pharmaceutically acceptable salt thereof, and uses of them as a therapeutic agent, specifically as a phosphoinositide 3-kinase ? (PI3K?) inhibitor, where the definitions of the substituents in formula (I) are identical to the definitions in the description.

Abstract: The present invention relates to aromatic ring or heteroaromatic ring derivatives, a preparation method therefor and applications thereof in medicine. Specifically, the present invention relates to aromatic ring or heteroaromatic ring derivatives represented by general formula (I), a preparation method therefor and pharmaceutically acceptable salts thereof, as well as a use thereof as therapeutic agents, especially uses as angiotensin II type 2 receptor (AT2R) antagonists, wherein the definition of each substituent in the general formula (I) is the same as the definition thereof in the description.