You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[1-(4-ethoxyphenyl)imidazo[4,5-c]pyridin-2-yl]-1,2,5-oxadiazol-3-amine;morpholine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C20H23N7O3
assistant