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 4-[(E)-[3-(2-anilino-2-oxoethyl)-2,4-dioxo-1,3-thiazolidin-5-ylidene]methyl]benzoic acid is given. What is its corresponding molecular formula?
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C19H14N2O5S
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