RecruitingDrug trialStudy of AZD3632 Monotherapy or in Combination With Anticancer Agents in Participants With Advanced Haematologic Malignancies With KMT2Ar, NPM1m, or Other Genotypes Associated With HOX OverexpressionThe purpose of this study is to understand the safety, tolerability, efficacy, pharmacokinetic (PK), pharmacodynamic (PD), and preliminary efficacy of orally administered AZD3632 in participants with advanced haematologic malignancies with KMT2Ar, NPM1m, or other genotypes associated with homeobox (HOX) overexpression.