InChI=1S/C25H36O7/c1-14(7-9-20(28)25(5)11-10-21(32-25)24(3,4)30)6-8-16-17-12-15(2)31-23(29)22(17)19(27)13-18(16)26/h6,13,15,20-21,26-28,30H,7-12H2,1-5H3/b14-6+/t15-,20-,21+,25+/m1/s1