InChI=1S/C18H22O12/c1-25-13-7(5-8-14(16(13)26-2)28-6-27-8)3-4-9(19)29-18-12(22)10(20)11(21)15(30-18)17(23)24/h5,10-12,15,18,20-22H,3-4,6H2,1-2H3,(H,23,24)