You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3R)-3-methyl-1-[5-(2,4,6-trifluorophenyl)-1H-1,2,4-triazol-3-yl]piperazine is the IUPAC name of a molecule. Please give its molecular formula.
user
C13H14F3N5
assistant