You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-(4-chlorophenyl)-3,5-dioxo-4-[(1S)-1-phenylethyl]-N-(pyridin-2-ylmethyl)-1,2,4-triazine-6-carboxamide into its molecular formula.
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C24H20ClN5O3
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