InChI=1/C15H16N6O6/c1-19-14(24)16-9-7-10(20-2-4-27-5-3-20)11(21(25)26)6-8(9)15(19)12(22)17-13(23)18-15/h6-7H,2-5H2,1H3,(H,16,24)(H2,17,18,22,23)/t15-/m1/s1/f/h16-18H 17083D26B0FB4027