InChI=1/C19H26N4O2/c1-3-16-12(2)15-9-13(6-7-17(15)22-16)10-21-18(24)14-5-4-8-23(11-14)19(20)25/h6-7,9,14,16H,3-5,8,10-11H2,1-2H3,(H2,20,25)(H,21,24)/p+1/t14-,16+/m1/s1/fC19H27N4O2/h21-22H,20H2/q+1 27C43A80ECFA6213