You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7-(3,6-dihydro-2H-pyran-4-yl)-N-[(1R)-1-[2-methyl-3-(trifluoromethyl)phenyl]ethyl]pyrrolo[1,2-a]quinazolin-5-amine is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H24F3N3O
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