You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 2-[[4-chloro-2-(trifluoromethyl)phenyl]methyl]-3-cyclopropylimidazo[1,2-a]pyridine-7-carbonitrile into molecular formula.
user
C19H13ClF3N3
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