| abstract |
The invention discloses a heterocyclic compound andthe application thereof. The invention provides a heterocyclic compound shown as a formula I, a stereoisomer or pharmaceutically acceptable salt thereof; it can be used as FXIa inhibitor; it can be used for preparing anticoagulant medicine, and preventing and/or treating thrombosis, such as human thrombotic diseases, including ischemic cerebral apoplexy and deep vein thrombosis. |