You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 2-[2-[3-[[2-(4-chlorophenyl)acetyl]amino]phenyl]sulfanylpropanoylamino]-4-methyl-5-(phenylcarbamoyl)thiophene-3-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C31H28ClN3O5S2
assistant