You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[4-[(2-hydroxyphenyl)methyl]piperazin-1-yl]-[5-(4-methoxyphenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidin-3-yl]methanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H24F3N5O3
assistant