InChI=1S/C18H24O12/c1-8-16(9(19)3-4-27-8)30-17-15(25)14(24)13(23)10(29-17)7-28-12(22)6-18(2,26)5-11(20)21/h3-4,10,13-15,17,23-26H,5-7H2,1-2H3,(H,20,21)