You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-(5-amino-6,6-dimethyl-1-oxo-2,3-dihydro-1,4-thiazin-3-yl)-4-chloro-N-(6-fluoropyridin-2-yl)thiophene-2-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C16H16ClFN4O2S2
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