You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[9-(4-dibenzothiophen-4-yl-6-phenyl-1,3,5-triazin-2-yl)dibenzothiophen-3-yl]-4-phenyl-[1]benzothiolo[3,2-d]pyrimidine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C49H27N5S3
assistant