You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 1-methyl-N-(6-methylpyridin-2-yl)-5-oxo-4,6-dihydropyrazolo[4,3-d][1]benzazepine-3-carboxamide ?
user
C19H17N5O2
assistant