You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-pyrazin-2-yl-6-(trifluoromethyl)-N-[[5-[5-(trifluoromethyl)-1,2,4-oxadiazol-3-yl]thiophen-2-yl]methyl]pyridazin-3-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H9F6N7OS
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