InChI=1S/C11H17N5O4/c1-15-3-14-10-6(9(15)12)13-4-16(10)11-8(19)7(18)5(2-17)20-11/h4-5,7-8,11,17-19H,2-3,12H2,1H3/t5-,7-,8-,11-/m1/s1