InChI=1/C18H26N4O2/c1-12-8-13(2)11-22(10-12)7-3-6-19-17(23)14-4-5-15-16(9-14)21-18(24)20-15/h4-5,9,12-13H,3,6-8,10-11H2,1-2H3,(H,19,23)(H2,20,21,24)/p+1/t12-,13-/m1/s1/fC18H27N4O2/h19-22H/q+1 8F5915EEADA55E26