You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-[3-(N-anthracen-9-ylanilino)phenyl]-13-(3-methylphenyl)-6,13-diazatetracyclo[6.6.2.04,16.011,15]hexadeca-1(15),2,4(16),8,10-pentaene-5,7,12,14-tetrone is the IUPAC name of a molecule. Please give its molecular formula.
user
C47H29N3O4
assistant