The fused five- and three six-membered rings of the anthra[1. 2-d]imidazoletrione part of the title compound. C27H20N4O4. show two different substituents at the imidazole N atoms. https://www.roneverhart.com/Bee-International-Candy-Hearts-Tubes-Mike-Ike-Hot-Tamales-and-Warheads-24-Piece-Display/