You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-(6-bromo-1,3-benzothiazol-2-yl)-2-[(3-cyano-6-methyl-5,6,7,8-tetrahydroquinolin-2-yl)sulfanyl]acetamide ?
user
C20H17BrN4OS2
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