N-(4-(5-cyano-6-oxo-4-(thien-2-yl)-1-(β-D-galactopyranosyl)-1,6-dihydropyridin-2-yl)phenyl)-4-methylbenzenesulfonamide

N-(4-(5-cyano-6-(2',3',4',6'-tetra-O-acetyl-β-D-galactopyranosyl)-4-(thien-2-yl)-1,6-dihydropyridin-2-yl)phenyl)-4-methylbenzenesulfonamide