InChI=1S/C28H32O14/c1-10-20(33)22(35)24(37)28(39-10)42-27-23(36)21(34)17(9-29)41-26(27)19-16(38-2)8-14(32)18-13(31)7-15(40-25(18)19)11-3-5-12(30)6-4-11/h3-8,10,17,20-24,26-30,32-37H,9H2,1-2H3