You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 8-amino-4-[3-(amino-methylidene-oxo-lambda6-sulfanyl)-2-(2H-tetrazol-5-yl)-4-(trifluoromethyl)phenyl]quinoline-2-carboxylic acid by IUPAC nomenclature, provide its molecular formula.
user
C19H14F3N7O3S
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