{HEAD ~ Thermally stable compositions} including {TAIL ~ 2,4,8,10 tetranitro 5H pyridotriazolobenzotriazol} 6 ium, inner salt 
{ HEAD ~ Thermally stable compositions } including { TAIL ~ 2,4,8,10 tetranitro 5H pyridotriazolobenzotriazol } 6 ium , inner salt
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH