You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[2,6-dimethyl-5-[(4-methylphenyl)methyl]pyrimidin-4-yl]-N-(2-fluorophenyl)-1,4-diazepane-1-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H30FN5O
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