InChI=1S/C39H37NO12/c1-18-34(43)24(40)14-29(51-18)52-26-16-39(48,27(41)17-50-28(42)13-20-9-5-8-19-7-3-4-10-21(19)20)15-23-31(26)38(47)33-32(36(23)45)35(44)22-11-6-12-25(49-2)30(22)37(33)46/h3-12,18,24,26,29,34,43,45,47-48H,13-17,40H2,1-2H3/t18?,24?,26-,29?,34?,39-/m0/s1