beta-nicotinamide D-riboside + H2O = D-ribose + nicotinamide + H(+)
beta-nicotinamide d-riboside + h2o = d-ribose + nicotinamide + h(+)
beta-nicotinamide D-riboside + H2O = D-ribose + nicotinamide + H(+)
beta-nicotinamide d-riboside + h2o = d-ribose + nicotinamide + h(+)