InChI=1S/C16H20N2O10/c17-6(15(24)25)4-8(20)5-2-1-3-7(19)9(5)18-14-12(23)10(21)11(22)13(28-14)16(26)27/h1-3,6,10-14,18-19,21-23H,4,17H2,(H,24,25)(H,26,27)