Heterocyclic compounds as well as preparation method and application thereof
The invention belongs to the field of medicines and particularly relates to heterocyclic compounds with the structural characteristics shown in formula (I) or pharmaceutically acceptable salts, a preparation method and an application of the heterocyclic compounds as a nucleotide oxidative damage repairase MTH1 inhibitor. Pharmacological experiment results indicate that the compounds have significant inhabitation effects on the activity of MTH1 and can be used for preventing and treating clinical diseases related to MTH1.