InChI=1S/C29H39NO5/c1-18(9-7-13-22-15-16-25(31)35-22)10-8-14-23-27(32)20(3)19(2)26-24(30-28(33)29(23,26)34)17-21-11-5-4-6-12-21/h4-6,8,11-12,14,18-19,22-24,26-27,32,34H,3,7,9-10,13,15-17H2,1-2H3,(H,30,33)/b14-8+