You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(1S)-1-(4-tert-butyl-1,3-thiazol-2-yl)ethyl]-2-(1,3,5-trimethylpyrazol-4-yl)acetamide is the IUPAC name of a molecule. Please give its molecular formula.
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C17H26N4OS
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