You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule ethyl 3-[(5Z)-5-(naphthalen-1-ylmethylidene)-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]propanoate into molecular formula.
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C19H17NO3S2
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