You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 2-[3-[(4-methylsulfonylphenyl)methoxy]-5-propan-2-yloxyphenyl]-1H-imidazo[4,5-b]pyridine ?
user
C23H23N3O4S
assistant