1-[6-[1-[7-[[1-[[4-(3,8-Diazabicyclo[3.2.1]octan-3-yl)-7-(8-ethynyl-7-fluoro-3-hydroxynaphthalen-1-yl)-8-fluoropyrido[4,3-d]pyrimidin-2-yl]oxymethyl]cyclopropyl]methyl]-7-azaspiro[3.5]nonan-2-yl]piperidin-4-yl]-5-fluoro-1-methylindazol-3-yl]-1,3-diazinane-2,4-dione