InChI=1S/C23H25NO11/c25-13-5-1-11(2-6-13)9-10-24-15(26)8-4-12-3-7-14(17(28)16(12)27)34-23-20(31)18(29)19(30)21(35-23)22(32)33/h1-8,18-21,23,25,27-31H,9-10H2,(H,24,26)(H,32,33)/b8-4+