Heterocyclic compounds as SOS1 inhibitors and uses thereof

The invention provides a heterocyclic compound serving as an SOS1 inhibitor, and particularly discloses a compound as shown in a formula (I), pharmaceutically acceptable salt thereof, # imgabs0 pharmaceutical composition containing the compounds and application of the compounds in preparation of drugs for treating cancers. 提供了一类作为SOS1抑制剂的杂环化合物，具体公开了式(I)所示化合物、其药学上可接受的盐，#imgabs0#包含它们的药物组合物以及它们在制备治疗癌症的药物中的用途。