You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule 9,9-dimethyl-2,7-bis(5-phenylthiophen-2-yl)-10-[4-(5-phenylthiophen-2-yl)phenyl]acridine;10-(9,9-dimethylfluoren-2-yl)-9,9-dimethyl-2,7-bis(5-phenylthiophen-2-yl)acridine;9,9-dimethyl-10-(4-phenylphenyl)-2,7-bis(5-phenylthiophen-2-yl)acridine ?
user
C148H111N3S7
assistant