You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-(6,6-dimethyl-1,4-dioxan-2-yl)-N-[5,6-dimethyl-7-(4-methylphenyl)pyrrolo[2,3-d]pyrimidin-4-yl]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H28N4O3
assistant