You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-(4-butylphenyl)-1-[(3R)-1,1-dioxothiolan-3-yl]-6-oxo-4,5-dihydropyridazine-3-carboxamide ?
user
C19H25N3O4S
assistant