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 N-[(1,3-dimethylpyrazol-4-yl)methyl]-2-(1H-indazol-3-yl)-3H-benzimidazole-5-carboxamide .
user
C21H19N7O
assistant