InChI=1/C11H16N4O4/c16-2-6(3-17)15-8(4-18)7-1-12-10-9(7)13-5-14-11(10)19/h1,5-6,8,12,15-18H,2-4H2,(H,13,14,19)/p+1/t8-/m1/s1/fC11H17N4O4/h14-15H/q+1 BBE090C2BFC40A39