You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [2-chloro-6-[1-(trifluoromethyl)cyclopropyl]phenyl]-(3-iodo-4,5,6,7-tetrahydroindazol-1-yl)methanone into its molecular formula.
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C18H15ClF3IN2O
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