You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[4-[(2E,3Z)-2-[cyano(pyridin-4-yl)methylidene]-3-[isocyano(pyridin-4-yl)methylidene]cyclopropylidene]cyclohexa-2,5-dien-1-ylidene]propanedinitrile into its molecular formula.
user
C26H12N6
assistant