34326-63-1 D-Fructose, 1-((5-amino-5-carboxypentyl)amino)-1-deoxy-4-O-beta-D-galactopyranosyl-, (S)- Lactose-lysine Lactulose-lysine epsilon-(Deoxylactulose)lysine epsilon-N-1-(1-Deoxylactulosyl)lysine