You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 5-[3-(4-ethoxyphenyl)-1,2,4-oxadiazol-5-yl]-6-(4-methoxyphenyl)-4-methyl-3-propyl-1,6-dihydropyrimidin-2-one ?
user
C25H28N4O4
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