You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[2-[1-hydroxy-2-[[3-(4-hydroxy-2,6-dimethyloxan-4-yl)phenyl]methoxy]ethyl]-4-phenyl-1,3-oxazol-5-yl]benzenesulfonamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C31H34N2O7S
assistant