InChI=1S/C19H28N2O9/c1-27-11-4-3-10(9-21-7-5-20-6-8-21)15(28-2)16(11)29-19-14(24)12(22)13(23)17(30-19)18(25)26/h3-4,12-14,17,19-20,22-24H,5-9H2,1-2H3,(H,25,26)/t12-,13-,14+,17-,19?/m0/s1