You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (2Z)-2-[[5-chloro-2-[(4-chlorophenyl)methoxy]phenyl]methylidene]-1-benzothiophen-3-one is given. What is its corresponding molecular formula?
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C22H14Cl2O2S
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