You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-hydroxy-N-[4-hydroxy-4-[3-(2-methoxyphenyl)-1,2-oxazol-5-yl]-2-methyl-2-methylsulfonylbutyl]benzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H26N2O7S
assistant