InChI=1S/C30H38O18/c1-2-14-15(9-18(33)43-8-7-12-3-5-13(32)6-4-12)16(27(42)47-30-24(39)21(36)22(37)25(46-30)26(40)41)11-44-28(14)48-29-23(38)20(35)19(34)17(10-31)45-29/h2-6,11,15,17,19-25,28-32,34-39H,7-10H2,1H3,(H,40,41)/b14-2-