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 N-(2-acetamidoethyl)-6-[(3,4-dichlorophenyl)methylamino]imidazo[1,2-b]pyridazine-3-carboxamide .
user
C18H18Cl2N6O2
assistant