1,4-Benzenedicarbonitrile, 2,3,5,6-tetrachloro-
Terephthalonitrile, tetrachloro-
2,3,5,6-Tetrachloro-1,4-benzenedicarbonitrile
Tetrachloroterephthalonitrile
2,3,5,6-Tetrachloroterephthalonitrile
2,3,5,6-Tetrachloro-1,4-dicyanobenzene
Tetrachloroterephthalodinitrile
1,4-Dicyano-2,3,5,6-tetrachlorobenzene