You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[2-methyl-5-[5-(trifluoromethyl)-1H-pyrazol-3-yl]thiophen-3-yl]sulfonyl-3,4-dihydro-2H-quinoline is the IUPAC name of a molecule. Please give its molecular formula.
user
C18H16F3N3O2S2
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