You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 6-[[5-(furan-3-ylmethyl)-6,7-dihydro-4H-pyrazolo[1,5-a]pyrazin-2-yl]methyl]-1,2,4,5,7,8-hexahydropyrazolo[3,4-d]azepin-3-one ?
user
C19H24N6O2
assistant