You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[8-(9-azapentacyclo[9.7.1.02,10.03,8.015,19]nonadeca-1(18),2(10),3(8),4,6,11,13,15(19),16-nonaen-5-yl)-9,9-dimethylfluoren-2-yl]-N-dibenzothiophen-2-yldibenzothiophen-3-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C57H36N2S2
assistant