InChI=1S/C21H29N5O11/c1-8(4-27)2-3-22-17-10-18(24-6-23-17)26(7-25-10)19-14(32)15(9(5-28)35-19)36-21-13(31)11(29)12(30)16(37-21)20(33)34/h2,6-7,9,11-16,19,21,27-32H,3-5H2,1H3,(H,33,34)(H,22,23,24)/b8-2+