InChI=1/C16H16N4O3/c1-3-22-12-6-9(4-5-11(12)21)14-10(7-17)15(18)23-16-13(14)8(2)19-20-16/h4-6,14,16,21H,3,18H2,1-2H3/t14-,16+/m1/s1 E4F8656EA3D241D2