You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R)-2-[[2-[N-(benzenesulfonyl)-4-chloro-3-(trifluoromethyl)anilino]acetyl]-[(2-methylphenyl)methyl]amino]-N-ethyl-3-phenylpropanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C34H33ClF3N3O4S
assistant