You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7-methoxy-2-(oxan-4-yl)-N-[3-(1,1,2-trifluoroethyl)phenyl]imidazo[1,2-a]pyridine-6-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H22F3N3O3
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