You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (5-amino-7-methoxypyrazolo[1,5-c]quinazolin-2-yl)-[4-[(4-fluorophenyl)methyl]piperazin-1-yl]methanone .
user
C23H23FN6O2
assistant