You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 5-methoxy-3-[2-methyl-5-(trifluoromethyl)pyrazol-3-yl]oxy-1-oxidopyridazin-1-ium .
user
C10H9F3N4O3
assistant