You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7-benzyl-4-N-(5-methyl-1H-pyrazol-3-yl)-2-N-phenyl-5,6,7,8-tetrahydro-1H-2,6-naphthyridine-2,4-diamine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H28N6
assistant