You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-[(3Z,6Z)-5-ethyl-4,5-dimethylcycloocta-3,6-dien-1-yl]-N-(5-methyl-1H-pyrazol-3-yl)pyrrolo[2,3-b]pyrazin-3-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H28N6
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