You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-(2-hydroxyethyl)-2-[3-[2-[[2-hydroxy-2-[5-hydroxy-6-(hydroxymethyl)pyridin-2-yl]ethyl]amino]-2-methylpropyl]phenyl]acetamide into its molecular formula.
user
C22H31N3O5
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