You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethyl 4-[5-methoxy-2-[3-(2-methoxyphenyl)-3-oxoprop-1-enyl]pyridin-4-yl]oxybutanoate;hydrochloride The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H26ClNO6
assistant