You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 3-(2,2-dimethylpropanoylamino)-N-[(2S)-1-imidazol-1-ylpropan-2-yl]benzamide is given. What is its corresponding molecular formula?
user
C18H24N4O2
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