2-[6-Amino-5-[8-[4-[1-[9-(methylamino)-3lambda3-chlora-2-oxabicyclo[4.4.0]deca-1(6),3,7,9-tetraen-4-yl]piperidin-4-yl]pyrimidin-2-yl]-3,8-diazabicyclo[3.2.1]octan-3-yl]pyridazin-3-yl]phenol;piperidine-2,6-dione