You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named N,N-dimethyl-4-[5-[(4-phenyl-1,3-thiazol-2-yl)sulfanyl]tetrazol-1-yl]aniline by IUPAC nomenclature, provide its molecular formula.
user
C18H16N6S2
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