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[1-[1,3-bis[2-(2-methoxyethoxy)ethoxymethoxy]propan-2-yl]triazol-4-yl]-2,1,3-benzothiadiazole into molecular formula.
user
C40H66N8O16S
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