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 (2S)-2-(4,6-diaminopyrimidin-2-yl)sulfanyl-N-[(1S)-1-(2,4-dichlorophenyl)ethyl]propanamide into molecular formula.
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C15H17Cl2N5OS
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