You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[(3,5-dioxo-2H-1,2,4-triazin-6-yl)amino]-N-[(E)-(2-hydroxyphenyl)methylideneamino]propanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C13H14N6O4
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