InChI=1/C18H20O8/c19-8-12-15(22)16(23)17(24)18(26-12)25-11-7-6-10(20)13(14(11)21)9-4-2-1-3-5-9/h1-7,12,15-24H,8H2/t12-,15-,16+,17-,18-/m1/s1 23F30765DB45F671