You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 10-chloro-9-(3-methoxypropoxy)-2-oxo-5-propan-2-yl-5,6-dihydro-1H-[1]benzoxepino[5,4-b]pyridine-3-carboxylic acid is given. What is its corresponding molecular formula?
user
C21H24ClNO6
assistant