You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 4-[[5-(3-methoxyphenyl)-2,3-dihydro-[1,2,4]triazolo[1,5-a]pyridin-2-yl]amino]-N-(2-piperazin-1-ylethyl)benzamide into molecular formula.
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C26H31N7O2
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