You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 5-(4,6-diphenylpyrimidin-2-yl)-[1]benzofuro[3,2-c]carbazole;12-(4,6-diphenyl-1,3,5-triazin-2-yl)-[1]benzofuro[2,3-a]carbazole;12-(4,6-diphenyl-1,3,5-triazin-2-yl)-11-phenylindolo[2,3-a]carbazole;9-[4-(2,6-dipyridin-2-ylpyrimidin-4-yl)phenyl]carbazole ?
user
C138H87N17O2
assistant