InChI=1S/C18H22N2O10/c1-28-7-3-8-6(2-9(19)16(24)25)5-20-11(8)10(4-7)29-18-14(23)12(21)13(22)15(30-18)17(26)27/h3-5,9,12-15,18,20-23H,2,19H2,1H3,(H,24,25)(H,26,27)