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 N,N-dimethyl-4-[(5-phenyl-8,9-dihydro-7H-benzo[c]phenanthridin-5-ium-10-ylidene)methyl]aniline;perchlorate .
user
C32H29ClN2O4
assistant