956950-60-0

BB_NC-1920 3-(2,2,6-trimethyl-8-oxo-3,4-dihydropyrano[3,2-g]chromen-7-yl)propanoic acid 3-(4,8,8-trimethyl-2-oxo-6,7-dihydropyrano[5,6-g]chromen-3-yl)propanoic acid 3-{4,8,8-Trimethyl-2-oxo-2H,6H,7H,8H-pyrano[3,2-g]chromen-3-yl}propanoic acid 3-(2-keto-4,8,8-trimethyl-6,7-dihydropyrano[5,6-g]chromen-3-yl)propionic acid 3-(4,8,8-Trimethyl-2-oxo-7,8-dihydro-2H,6H-pyrano[3,2-g]chromen-3-yl)propanoic acid 3-(4,8,8-trimethyl-2-oxo-2,6,7,8-tetrahydropyrano[3,2-g]chromen-3-yl)propanoic acid 2H,6H-Benzo[1,2-b:5,4-b']dipyran-3-propanoic acid, 7,8-dihydro-4,8,8-trimethyl-2-oxo-