You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[[(2E)-2-[amino(phenyl)hydrazinylidene]-3-methylbut-3-enoyl]amino]-N-(2-ethylpyrazol-3-yl)-4-methylbenzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H27N7O2
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