You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[2-[(2-aminophenyl)methyl]-1-oxo-2,9-diazaspiro[5.5]undecan-9-yl]-6-methylpyrimidine-4-carbonitrile The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H26N6O
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