You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 2-[(7-chloro-5-methyl-[1,2,4]triazolo[4,3-a]quinolin-1-yl)sulfanyl]-N-(4,5,6,7-tetrahydro-1,3-benzothiazol-2-yl)acetamide into molecular formula.
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C20H18ClN5OS2
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