3.5.5.6	3,5-dibromo-4-hydroxybenzonitrile + 2 H2O = 3,5-dibromo-4-hydroxybenzoate + NH3	highly specific	-	
3.5.5.6	3,5-dibromo-4-hydroxybenzonitrile + 2 H2O = 3,5-dibromo-4-hydroxybenzoate + NH3	involved in the bacterial degradation of the herbicide bromoxynil. Highly specific	-