You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-[2-[1-[3-chloro-4-(trifluoromethyl)phenyl]-1,2,4-triazol-3-yl]phenyl]pyridin-4-amine into its molecular formula.
user
C20H13ClF3N5
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