InChI=1S/C23H37NO4/c1-5-9-12-18(7-3)16-27-22(25)20-14-11-15-21(24-20)23(26)28-17-19(8-4)13-10-6-2/h11,14-15,18-19H,5-10,12-13,16-17H2,1-4H3