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 1-[3-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-fluoro-2,6-dioxopyrimidin-1-yl]-3-phenylthiourea into molecular formula.
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C16H17FN4O6S
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