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 6-(dimethylamino)-N-[4-[(Z)-(1-methylpyrrolidin-2-ylidene)amino]sulfonylphenyl]pyridazine-3-carboxamide .
user
C18H22N6O3S
assistant