InChI=1S/C19H26N2O10/c20-6-5-9(22)7-21-17(26)16-14(30-16)8-1-3-10(4-2-8)29-19-13(25)11(23)12(24)15(31-19)18(27)28/h1-4,9,11-16,19,22-25H,5-7,20H2,(H,21,26)(H,27,28)