(8,20-Dihydro-8,20-diphenyl-5,24:12,17-diimino-7,10:22,19-dinitrilodibenz(f,p)(1,2,4,9,11,12,14,19)octaazacycloicosinato(2-)-N25,N26,N27,N28)iron 50293-39-5 EINECS 256-526-8 Iron, (8,20-dihydro-8,20-diphenyl-5,24:12,17-diimino-7,10:22,19-dinitrilodibenz(f,p)(1,2,4,9,11,12,14,19)octaazacycloeicosinato(2-)-N25,N26,N27,N28)-, (SP-4-1)- Iron, (8,20-dihydro-8,20-diphenyl-5,24:12,17-diimino-7,10:22,19-dinitrilodibenz(f,p)(1,2,4,9,11,12,14,19)octaazacycloeicosinato(2-)-kappaN25,kappaN26,kappaN27,kappaN28)-, (SP-4-1)-