InChI=1S/C28H32O15/c1-10-20(32)22(34)24(36)27(39-10)42-18-8-13-15(40-26(18)11-3-4-14(31)17(5-11)38-2)6-12(30)7-16(13)41-28-25(37)23(35)21(33)19(9-29)43-28/h3-8,10,19-25,27-29,32-37H,9H2,1-2H3,(H-,30,31)/p+1