You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-bromo-4-fluorobenzenesulfonyl chloride;2-bromo-4-methyl-N-(1,3,4-thiadiazol-2-yl)benzenesulfonamide;1,3,4-thiadiazol-2-amine is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H14Br2ClFN6O4S4
assistant