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 1-[4-(difluoromethylsulfanyl)phenyl]-3-[(2S)-2-(dimethylamino)-2-(2-methoxyphenyl)ethyl]thiourea is given. What is its corresponding molecular formula?
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C19H23F2N3OS2
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