You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 1-[4-[5-[2-amino-5-[(1R)-1-(3,5-dichloropyridin-4-yl)ethoxy]benzenecarboximidoyl]pyridin-2-yl]piperazin-1-yl]propan-1-one by IUPAC nomenclature, provide its molecular formula.
user
C26H28Cl2N6O2
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