InChI=1S/C22H27NO5/c1-23-10-9-15-14-8-7-13-11-17(24-2)18(25-3)12-16(13)19(14)21(27-5)22(28-6)20(15)26-4/h7-8,11-12,23H,9-10H2,1-6H3