InChI=1/C14H20N4O2/c19-12(11-7-9-3-1-2-4-10(9)15-11)16-14-18-17-13(20-14)8-5-6-8/h8-11,15H,1-7H2,(H,16,18,19)/p+1/t9-,10-,11+/m0/s1/fC14H21N4O2/h15-16H/q+1 630DCDBE499D9070