You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule methyl 3-[4-(4-butoxyphenyl)sulfonyloxyphenyl]-2-[[(2S,4S)-1-(4-butoxyphenyl)sulfonyl-4-sulfanylpyrrolidine-2-carbonyl]amino]propanoate .
user
C35H44N2O10S3
assistant