You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 4-amino-N-(2,3-dihydro-1,4-benzodioxin-6-yl)-3-methoxy-N-[(5-methylthiophen-2-yl)methyl]butanamide into molecular formula.
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C19H24N2O4S
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