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 2,2-dimethyl-5-[[2-methyl-4-(4-methylpiperazin-1-yl)anilino]methylidene]-1,3-dioxane-4,6-dione .
user
C19H25N3O4
assistant