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 8-(4-fluorophenyl)-3-(hydrazinylmethyl)-N,5-dimethyl-2,5,7,8-tetrahydro-1H-furo[3,2-h][1,4]benzodiazepine-7-carboxamide ?
user
C21H24FN5O2
assistant