You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-[2,3-dihydro-1-benzofuran-5-yl-(3-hydroxycyclobutyl)methyl]-2-(3-methyl-5-oxo-1,2-dihydropyrazol-4-yl)acetamide into its molecular formula.
user
C19H23N3O4
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