You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[2-[2-[2-[3-[3-(3,3-dimethyl-2-oxobutyl)sulfanyl-2,5-dioxopyrrolidin-1-yl]propanoylamino]ethoxy]ethoxy]ethyl]-3-[3-(3-methyl-2-oxobutyl)sulfanyl-2,5-dioxopyrrolidin-1-yl]propanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C31H48N4O10S2
assistant