InChI=1S/C25H32O7/c1-13(26)32-20-9-15-4-5-17-22(23(15,2)10-18(20)27)19(28)11-24(3)16(6-7-25(17,24)30)14-8-21(29)31-12-14/h6,8,15,17-18,20,22,27,30H,4-5,7,9-12H2,1-3H3/t15-,17-,18+,20-,22-,23+,24-,25+/m1/s1