Reaction catalyzed by plasma kallikrein (3.4.21.34), venombin A (3.4.21.74), ficain (3.4.22.3)

		+		H2O	=			+
	Nalpha-Benzoyl-L-Arg ethyl ester	+		H2O	=		Nalpha-Benzoyl-L-Arg	+		ethanol