You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[2-[N-(benzenesulfonyl)-3-chloro-4-methoxyanilino]acetyl]-[(4-fluorophenyl)methyl]amino]-N-tert-butylbutanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H35ClFN3O5S
assistant