Reaction catalyzed by all-trans-8'-apo-beta-carotenal 15,15'-oxygenase (1.13.11.75)

		+			=			+
	(3R)-3hydroxy-beta-apo-8'-carotenal	+		O2	=		(3R)-3-hydroxy-retinal	+		apo-8',15'-apo-carotenedial