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 benzyl N-[2,2,2-trichloro-1-[(4-methoxy-2-nitrophenyl)carbamothioylamino]ethyl]carbamate is given. What is its corresponding molecular formula?
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C18H17Cl3N4O5S
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