You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-[(Z)-N-anilino-C-methylcarbonimidoyl]-6-hydroxy-1-(4-methoxyphenyl)pyrimidine-2,4-dione is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H18N4O4
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