Reaction catalyzed by papain (3.4.22.2)

		+			=			+
	(RS)-mandelic hydrazide	+		N(tert-amyloxycarbonyl)-Gly	=		(+)-N1-(tert-amyloxycarbonyl-Gly)-NH2-[(R)-mandelyl]hydrazine	+		N1-(tert-butoxycarbonyl-Gly)-N2-[(S)-mandelyl]hydrazine