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 2-(9,9-dimethyl-1,2-dihydrofluoren-3-yl)-4-[3-(3-ethenyl-2-methyl-1-benzofuran-4-yl)phenyl]-6-phenyl-1,3,5-triazine .
user
C41H33N3O
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