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 (3-chlorophenyl)methyl-methyl-[2-oxo-2-(2,3,4-trifluoroanilino)ethyl]azanium is given. What is its corresponding molecular formula?
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C16H15ClF3N2O+
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