Synonyms: Cobalt(3+),(1,3,6,8,10,13,16,19-octaazabicyclo[6.6.6]eicosane-N3,N6,N10,N16,N19)-,trichloride, (OC-6-11)-; Cobalt(3+),(1,3,6,8,10,13,16,19-octaazabicyclo[6.6.6]eicosane-kN3,kN6,kN10,kN16,kN19)-, trichloride, (OC-6-11)- (9CI);1,3,6,8,10,13,16,19-Octaazabicyclo[6.6.6]eicosane, cobalt complex;1,3,6,8,10,13,16,19-Octaazabicyclo[6.6.6]eicosane, cobalt(3+) deriv.;(1,3,6,8,10,13,16,19-Octaazabicyclo[6.6.6]eicosane)cobalt(3+) trichloride;Cobalt sepulchrate trichloride