InChI=1S/C23H25NO10/c25-15-7-3-13(11-16(15)26)4-8-17(27)24-10-9-12-1-5-14(6-2-12)33-23-20(30)18(28)19(29)21(34-23)22(31)32/h1-8,11,18-21,23,25-26,28-30H,9-10H2,(H,24,27)(H,31,32)/b8-4+