You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 5-[3-[2-(10-methyl-9,10-dihydro-6H-cyclohepta[b]indol-5-yl)phenyl]cyclohexa-1,5-dien-1-yl]-2-(6H-phenanthridin-5-yl)benzene-1,3-dicarbonitrile .
user
C47H36N4
assistant