You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 2-phenyl-5-[[4-[3-(trifluoromethyl)phenyl]piperazin-1-yl]methyl]-3,3a-dihydropyrazolo[1,5-d][1,2,4]triazin-4-one into molecular formula.
user
C23H23F3N6O
assistant