You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
sodium;2-[4-[3-(4-acetyl-3-hydroxy-2-propylphenoxy)-2-hydroxypropyl]sulfanyl-2-fluorophenyl]acetate;hydrate is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H26FNaO7S
assistant