InChI=1S/C23H25NO11/c25-13-4-1-11(2-5-13)7-8-24-16(28)6-3-12-9-14(26)20(15(27)10-12)34-23-19(31)17(29)18(30)21(35-23)22(32)33/h1-6,9-10,17-19,21,23,25-27,29-31H,7-8H2,(H,24,28)(H,32,33)/b6-3+