You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (5-chloro-2-methylsulfanylpyrimidin-4-yl)-[4-(thiophen-2-ylmethyl)-1,4-diazepan-1-yl]methanone into its molecular formula.
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C16H19ClN4OS2
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