You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 2-(4-methylphenyl)-4-[(4-methylphenyl)methyl]-3,5-dioxo-N-(2-pyridin-2-ylethyl)-1,2,4-triazine-6-carboxamide .
user
C26H25N5O3
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