InChI=1S/C30H38O11/c1-16(12-13-38-19-8-5-17-7-11-23(32)40-21(17)14-19)4-9-20-18(6-10-22(31)30(20,2)3)15-39-29-26(35)24(33)25(34)27(41-29)28(36)37/h5,7-8,11-12,14,22,24-27,29,31,33-35H,4,6,9-10,13,15H2,1-3H3,(H,36,37)/b16-12-