InChI=1S/C25H38O4/c1-13(2)15-9-19(27)23(3)7-8-25(12-26)10-16-14(22(28)29)5-6-17(16)24(4)11-18(24)21(25)20(15)23/h13,15,17-21,26-27H,5-12H2,1-4H3,(H,28,29)/t15-,17-,18-,19-,20+,21+,23-,24+,25-/m1/s1