You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[3-(4,6-dimethylpyrimidin-5-yl)-4-(2-pyrrolidin-1-ylethoxy)phenyl]-2-(4-methoxyphenyl)acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H32N4O3
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