You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[3-(1,1-difluorobutyl)-5-propyl-1,2,4-triazol-1-yl]methyl]-5-[2-(2H-tetrazol-5-yl)phenyl]pyridine is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H24F2N8
assistant