You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance sodium;3-[2-(4-amino-1,2,5-oxadiazol-3-yl)-1-phenylimidazo[4,5-c]pyridin-6-yl]oxy-N-(2-morpholin-4-ylethyl)benzenesulfonamide;nitrite .
user
C26H26N9NaO7S
assistant