InChI=1/C13H18N4O4/c1-9(14)11-4-2-3-7-15(11)12-6-5-10(16(18)19)8-13(12)17(20)21/h5-6,8-9,11H,2-4,7,14H2,1H3/p+1/t9-,11-/m1/s1/fC13H19N4O4/h14H/q+1 C380ADD7E02A549B