You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[[7-methyl-3-[3-(trifluoromethyl)phenyl]-5,6,7,8-tetrahydrocinnolin-5-yl]oxy]-3-oxopropanoic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H17F3N2O4
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