Reaction catalyzed by cathepsin B (3.4.22.1)

		+		H2O	=			+
	5-amino-1-[(4-methoxyphenyl)sulfonyl]-1H-pyrazol-3-yl pyridine-4-carboxylate	+		H2O	=		5-amino-1-[(4-methoxyphenyl)sulfonyl]-1,2-dihydro-3H-pyrazol-3-one	+		pyridine-4-carbaldehyde