InChI=1/C23H25NO8/c1-24-20(23(26)32-7)19(12-8-17(29-4)21(31-6)18(9-12)30-5)13-10-15(27-2)16(28-3)11-14(13)22(24)25/h8-11H,1-7H3 57996DF7E26F2760