You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 6-[4-[3-[(8aR)-3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl]propoxy]-3-(trifluoromethyl)phenyl]-1-methylimidazo[4,5-c]pyridine-4-carbonitrile by IUPAC nomenclature, provide its molecular formula.
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C25H27F3N6O
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