InChI=1S/C22H27NO9/c1-9-4-5-22(27)12-8-10-2-3-11(17-13(10)21(22,6-7-23-12)18(9)30-17)29-19-15(25)14(24)16(26)20(31-19)32-28/h2-3,12,14-16,18-20,23-28H,1,4-8H2/t12-,14?,15?,16?,18+,19?,20?,21+,22-/m1/s1