Fulcrum Therapeutics, Inc., USA .; Macrocyclic azolopyridine derivatives as EED and PRC2 modulators and their preparation
The invention relates to modulators of Embryonic Ectoderm Development (EED) and/or Polycomb Repressive Complex 2 (PRC2) useful in the treatment of disorders and diseases associated with EEC and PRC2, being macrocyclic azolopyridine derivatives and compositions thereof of Formula (I), or a pharmaceutically acceptable salt, prodrug, solvate, hydrate, enantiomer, isomer, or tautomer thereof, wherein X1, X2, X3, A1, A2, Y, R1, R2, R3, and R4 are as described herein.