You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 4-[1-[4-nitro-2-(trifluoromethyl)phenyl]pyrazol-4-yl]-1H-pyrrolo[2,3-b]pyridine;2,2,2-trifluoroacetic acid .
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C19H11F6N5O4
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