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 (2S)-2-[[4-ethyl-5-(2-methylphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N-[(1S,2S)-2-methylcyclohexyl]propanamide is given. What is its corresponding molecular formula?
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C21H30N4OS
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