1-Piperidinyloxy, 4-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-2,2,6,6-tetramethyl- 2,2,6,6-Tetramethyl-4-(dichlorotriazin)aminopiperidine-1-oxyl 25105-76-4 Dct-tempamine