EP3849984A1 - 1-ISOPROPYL-3-METHYL-8- (PYRIDIN-3-YL) -1, 3-DIHYDRO-2H-IMIDAZO [4, 5-C] CINNOLIN-2-ONE AS SELECTIVE MODULATORS OF ATAXIA TELANGIECTASIA MUTATED (ATM) KINASE AND USES THEREOF