3-Amino-4-cyanofurazan156463-85-3100 % similar 3-Amino-4-cyanopyrazole16617-46-232 % similar Hexaazatriphenylenehexacabonitrile105598-27-432 % similar 2,3-Dicyanopyrazine13481-25-931 % similar 4,5-Dicyanoimidazole1122-28-730 % similar