You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 4,7-bis(2,3,4,5,6-pentadeuteriophenyl)-1-[2-[4-[10-(2,3,4,5,6-pentadeuteriophenyl)anthracen-9-yl]phenyl]phenanthren-9-yl]dibenzofuran into molecular formula.
user
C64H40O
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