You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 4-[[5-[2-(7-ethynyl-6-methyl-2,4-dioxo-8-oxa-1,3-diazaspiro[4.5]dec-6-en-3-yl)ethyl]-2-methylimidazol-1-yl]methyl]benzonitrile into its molecular formula.
user
C24H23N5O3
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