5,5,8,8-tetramethyl-3-(6-(6-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydrobenzo[e][1,2,4]triazin-3-yl)pyridin-2-yl)pyridin-2-yl)-5,6,7,8-tetrahydrobenzo[e][1,2,4]triazine
6,6'-BIS(5,5,8,8-TETRAMETHYL-5,6,7,8-TETRAHYDROBENZO-1,2,4-TRIAZIN-3-YL)-2,2'-BIPYRIDINE