InChI=1/C19H21N5O2/c25-24(26)18-5-1-3-14(9-18)12-23-8-2-4-17(13-23)21-16-6-7-19-15(10-16)11-20-22-19/h1,3,5-7,9-11,17,21H,2,4,8,12-13H2,(H,20,22)/p+1/t17-/m0/s1/fC19H22N5O2/h22-23H/q+1 DDFD40E0B1D816A1