Butyric acid,ester with 3,5-dibromo-4-hydroxybenzonitrile, (2,6-dibromo-4-cyanophenyl) butanoate, Caswell No. 119E, 2,6-dibromo-4-cyanophenyl butanoate, 2,6-dibromo-4-cyanophenyl butyrate, 2,6-Dibrom-4-cyanophenyl-butyrat, 2,6-dibromo-4-cyanophenyl n-butyrate, EINECS 223-374-9, Butanoic acid,2,6-dibromo-4-cyanophenyl ester, Bromoxynil butyrate [ISO], Bromoxynil butyrate