preferred_name: 5-(4-(4-((1-(4-(2,4-DIOXO-1,3-DIAZINAN-1-YL)-3-METHYLPHENYL)PIPERIDIN-4-YL)METHYL)PIPERAZIN-1-YL)-3-FLUOROANILINO)-3-((3R)-3-(3-METHYL-2-OXOIMIDAZOLIDIN-1-YL)PIPERIDIN-1-YL)-1,2,4-TRIAZINE-6-CARBOXAMIDE