You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-(8-methyl-7,8-dihydronaphthalen-2-yl)-N-naphthalen-2-yl-10-phenothiazin-10-ylanthracen-9-amine into its molecular formula.
user
C47H34N2S
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