You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(Z)-3-(4-bromo-5-phenylsulfanylfuran-2-yl)-2-[(5-ethyl-1H-1,2,4-triazol-3-yl)sulfanyl]prop-2-enoic acid is the IUPAC name of a molecule. Please give its molecular formula.
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C17H14BrN3O3S2
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