You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[2-hydroxy-4-[(4-methoxyphenyl)sulfonyl-(2-methylpropyl)amino]-1-[3-[(6-oxo-1H-pyridin-2-yl)methyl]phenyl]butan-2-yl]carbamic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H35N3O7S
assistant