You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 5-[3-[(2R)-2-[(3R,4R)-3-hydroxy-4-methyl-8-phenyloct-1-enyl]-5-oxopyrrolidin-1-yl]propyl]thiophene-2-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C28H37NO4S
assistant