InChI=1/C14H20N4O2/c1-14(15,9-3-4-9)12(19)17-10-5-7-11(8-6-10)18-13(20)16-2/h5-9H,3-4,15H2,1-2H3,(H,17,19)(H2,16,18,20)/p+1/t14-/m1/s1/fC14H21N4O2/h15-18H/q+1 455F2C2F0A08535C