InChI=1/C12H16N4O3/c17-5-12(6-18)3-16(4-12)2-8-1-13-10-9(8)14-7-15-11(10)19/h1,7,13,17-18H,2-6H2,(H,14,15,19)/p+1/fC12H17N4O3/h15-16H/q+1 EB1659023230535E