InChI=1S/C23H35NO3/c1-13(25)24-19-11-16-17-5-6-20(27-14(2)26)21(17,3)9-8-18(16)22(4)10-7-15-12-23(15,19)22/h15-20H,5-12H2,1-4H3,(H,24,25)