You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[(6-ethoxypyridin-2-yl)methyl]-5-[(1-propan-2-yltriazol-4-yl)methyl]imidazolidine-2,4-dione is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H22N6O3
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