You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named N-(3-chloro-4-fluorophenyl)-4-(furan-2-yl)-6-methyl-4,5-dihydro-1H-pyrazolo[3,4-b]pyridine-5-carboxamide is given. What is its corresponding molecular formula?
user
C18H14ClFN4O2
assistant