You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 2-[2-(1,5-dimethylpyrazole-3-carbonyl)imino-6-propan-2-yl-1,3-benzothiazol-3-yl]acetate is the IUPAC name of a molecule. Please give its molecular formula.
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C19H22N4O3S
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