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 2-[6-[[2-methyl-6-(4-methyl-5-oxotetrazol-1-yl)phenyl]methoxy]pyridin-2-yl]benzonitrile .
user
C22H18N6O2
assistant