14123-08-1 15657-48-4 17632-85-8 Cobaltate(3-), hexakis(cyano-kappaC)-, cobalt(2+) (2:3), (OC-6-11)- Cobaltous cobaltic cyanide EINECS 237-976-4 Tricobalt bis(hexa(cyano-C)cobaltate(3-))