You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[5-[(2,5-dichlorophenyl)methyl]-1,3-thiazol-2-yl]-5-methyl-1-(6-oxo-1H-pyridazin-3-yl)pyrazole-4-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H14Cl2N6O2S
assistant