InChI=1/C19H24N4O2/c1-3-22(9-8-20)19(25)17-10-16(13(2)21-17)18(24)23-11-14-6-4-5-7-15(14)12-23/h4-7,13,16-17,21H,3,9-12H2,1-2H3/p+1/t13-,16-,17-/m0/s1/fC19H25N4O2/h21H/q+1 99216D9707220FFB