InChI=1S/C30H38O11/c1-15(11-12-38-18-8-6-17-7-10-22(32)39-21(17)14-18)5-9-19-16(2)13-20(31)27(30(19,3)4)41-29-25(35)23(33)24(34)26(40-29)28(36)37/h6-8,10-11,14,20,23-27,29,31,33-35H,5,9,12-13H2,1-4H3,(H,36,37)/b15-11-