InChI=1S/C18H22O10/c1-26-12-5-9(6-13(27-2)15(12)22)3-4-14(21)28-16-10(19)7-18(25,17(23)24)8-11(16)20/h3-6,10-11,16,19-20,22,25H,7-8H2,1-2H3,(H,23,24)/b4-3+/t10-,11-,16-,18+/m1/s1