You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 6-(4-naphthalen-2-ylsulfonylpiperazin-1-yl)-3-(trifluoromethyl)-[1,2,4]triazolo[4,3-b]pyridazine using the IUPAC nomenclature.
user
C20H17F3N6O2S
assistant