You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
8-acetyl-10-butoxy-2-[5-[2-(tert-butylamino)ethoxy]-2-methoxycarbonyl-2,4,4-trimethyl-5-oxopentyl]-6,9-dimethyl-6-(2-methylpropoxycarbonyl)-10-oxo-4-(2-oxopyrrolidin-1-yl)decanoic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C43H74N2O12
assistant