You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named ethyl 3-[2-ethyl-5-[3-[2-propyl-4-(4,5,6,7-tetrahydro-1,3-benzothiazol-2-yl)phenoxy]propoxy]cyclohepta-1,4,6-trien-1-yl]propanoate by IUPAC nomenclature, provide its molecular formula.
user
C33H43NO4S
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