You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 5-[(5-chloro-2-phenylimidazol-4-ylidene)methyl]-6-hydroxy-1-prop-2-enyl-2-sulfanylidenepyrimidin-4-one into its molecular formula.
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C17H13ClN4O2S
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