Reaction catalyzed by dipeptidyl-peptidase IV (3.4.14.5)

		+		H2O	=			+
	Gly-azetidine-2-carboxyl-3,5-dibromo-4-hydroxyanilide	+		H2O	=		Gly-azetidine	+		3,5-dibromo-4-hydroxyaniline