TRICYCLIC PYRROLOPYRIDINE COMPOUND, AND JAK INHIBITOR

摘要

The present invention addresses the problem of providing a novel tricyclic pyrrolopyridine compound which has a JAK inhibitory activity, and is particularly useful for preventing, treating and/or alleviating autoimmune diseases, inflammatory diseases, or allergic diseases. Provided is a novel tricyclic pyrrolopyridine compound represented by formula (I) (the substituents in the formula are defined in detail in the description, however R1 represents a C1-6 alkyl group, or the like, R2 represents a hydrogen atom, or the like, R3 represents a hydrogen atom, or the like, ring A represents a C3-11 cycloalkane, or the like, L1 represents a C1-6 alkylene group, or the like, and R4 represents NRaRb, or the like), a tautomer of said compound or a pharmaceutically acceptable salt thereof, or a solvate of the compound, the tautomer, or the pharmaceutically acceptable salt.