InChI=1S/C23H25NO11/c25-13-5-1-11(2-6-13)9-15(26)21(31)24-10-16(27)12-3-7-14(8-4-12)34-23-19(30)17(28)18(29)20(35-23)22(32)33/h1-9,16-20,23,25-30H,10H2,(H,24,31)(H,32,33)/b15-9-