1 J0K 4-[2-(9-chloranyl-2',3',4',5',6'-pentamethyl-4-oxidanyl-7-oxidanylidene-spiro[1$L^{4},8-diaza-9$L^{8}-iridabicyclo[4.3.0]nona-1(6),2,4-triene-9,1'-1$L^{8}-iridapentacyclo[2.2.0.0^{1,3}.0^{1,5}.0^{2,6}]hexane]-8-yl)ethyl]benzenesulfonamide 1.000 2 J0N 4-[2-(9-chloranyl-2',3',4',5',6'-pentamethyl-7-oxidanylidene-spiro[1$L^{4},8-diaza-9$L^{8}-iridabicyclo[4.3.0]nona-1(6),2,4-triene-9,1'-1$L^{8}-iridapentacyclo[2.2.0.0^{1,3}.0^{1,5}.0^{2,6}]hexane]-8-yl)ethyl]benzenesulfonamide 0.971 3 VKZ 4-[2-(4-azanyl-9-chloranyl-2',3',4',5',6'-pentamethyl-7-oxidanylidene-spiro[1$L^{4},8-diaza-9$L^{8}-iridabicyclo[4.3.0]nona-1,3,5-triene-9,1'-1$L^{8}-iridapentacyclo[2.2.0.0^{1,3}.0^{1,5}.0^{2,6}]hexane]-8-yl)ethyl]benzenesulfonamide 0.943 4 VL2 4-[2-(9-chloranyl-2',3',4',5',6'-pentamethyl-4-nitro-7-oxidanylidene-spiro[1$L^{4},8-diaza-9$L^{8}-iridabicyclo[4.3.0]nona-1,3,5-triene-9,1'-1$L^{8}-iridapentacyclo[2.2.0.0^{1,3}.0^{1,5}.0^{2,6}]hexane]-8-yl)ethyl]benzenesulfonamide 0.892