You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-[4-([1]benzofuro[2,3-a]carbazol-12-yl)phenyl]-2-carbazol-9-ylbenzonitrile;5-[4-([1]benzofuro[3,2-a]carbazol-12-yl)phenyl]-2-carbazol-9-ylbenzonitrile;5-[4-([1]benzofuro[2,3-b]carbazol-7-yl)phenyl]-2-carbazol-9-ylbenzonitrile;5-[4-([1]benzofuro[3,2-b]carbazol-11-yl)phenyl]-2-carbazol-9-ylbenzonitrile;5-[4-([1]benzofuro[3,2-c]carbazol-5-yl)phenyl]-2-carbazol-9-ylbenzonitrile;2-carbazol-9-yl-5-[4-(9-oxa-14-azapentacyclo[11.7.0.02,10.03,8.015,20]icosa-1(13),2(10),3,5,7,11,15,17,19-nonaen-14-yl)phenyl]benzonitrile;2-[3-[3-[3-(4,6-diphenyl-1,3,5-triazin-2-yl)phenyl]-4-propylphenyl]phenyl]-4,6-diphenyl-1,3,5-triazine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C309H188N24O6
assistant