InChI=1/C19H23N5O3/c1-3-26-16-6-4-15(5-7-16)19-22-18(27-23-19)9-8-17(25)21-11-13-24-12-10-20-14(24)2/h4-7,10,12H,3,8-9,11,13H2,1-2H3,(H,21,25)/p+1/fC19H24N5O3/h20-21H/q+1 F7241837DF4E52A7