You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 3-[4-hydroxy-3-[[2-[[3-hydroxy-6-(3-oxobutyl)pyridin-2-yl]methyl-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]ethyl-(2-oxopropyl)amino]methyl]phenyl]propanoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C32H45N3O8
assistant