MesylatesErgoloid MesylatesAminationPalladiumBenzamidesGastrointestinal Stromal TumorsPiperazinesPyrimidinesProto-Oncogene Proteins c-kitLeukemia, Myelogenous, Chronic, BCR-ABL PositiveGastrointestinal NeoplasmsReceptor, Platelet-Derived Growth Factor alphaAntineoplastic AgentsFusion Proteins, bcr-ablProtein Kinase InhibitorsLeukemia, Myeloid, Chronic-PhaseDrug Resistance, NeoplasmGenes, ablProtein-Tyrosine KinasesProto-Oncogene Proteins c-ablK562 CellsThiazolesBlast CrisisTreatment OutcomeCytogenetic AnalysisMutationPhiladelphia ChromosomeHypereosinophilic SyndromeLeukemia, Myeloid, Chronic, Atypical, BCR-ABL NegativePyrroles