InChI=1/C12H18N4O2/c1-9(10-3-2-6-13-7-10)15-12-5-4-11(8-14-12)16(17)18/h4-5,8-10,13H,2-3,6-7H2,1H3,(H,14,15)/p+1/t9-,10+/m0/s1/fC12H19N4O2/h13,15H/q+1 FCA85A1E3576A7CE