66214-41-3 Benzenecarboximidoyl chloride, N,N'-(9,10-dihydro-9,10-dioxo-2,6-anthracenediyl)bis- EINECS 266-242-6 N,N'-(9,10-Dihydro-9,10-dioxoanthracene-2,6-diyl)dibenzimidoyl dichloride