InChI=1/C17H20N4/c1-2-20(13-14-8-4-3-5-9-14)17-15(12-18)21-11-7-6-10-16(21)19-17/h3-11H,2,12-13,18H2,1H3/p+1/fC17H21N4/h18H/q+1 D3B86A4F3FCC5984