You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R)-N-butyl-2-[[2-(5-chloro-2-methoxy-N-(4-methyl-3-nitrophenyl)sulfonylanilino)acetyl]-[(2-fluorophenyl)methyl]amino]-3-phenylpropanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C36H38ClFN4O7S
assistant