You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-[1-(4-cyclohexylnaphthalen-1-yl)naphthalen-2-yl]-9,9-dimethyl-N-naphthalen-2-ylfluoren-3-amine into its molecular formula.
user
C51H43N
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