You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[3-(3,5-dimethylpyrazol-1-yl)propyl]-2-methyl-3-[(3-pyridin-2-ylphenyl)methyl]guanidine is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H28N6
assistant