InChI=1/C19H23N5/c20-16-4-1-3-14(9-16)12-24-8-2-5-18(13-24)22-17-6-7-19-15(10-17)11-21-23-19/h1,3-4,6-7,9-11,18,22H,2,5,8,12-13,20H2,(H,21,23)/p+1/t18-/m0/s1/fC19H24N5/h23-24H/q+1 5E1E3D00DB0C20F6