InChI=1/C19H21N5O2/c1-24(2)17-8-3-12(10-20-17)11-21-19(25)22-14-6-7-16-15(9-14)23-18(26-16)13-4-5-13/h3,6-10,13H,4-5,11H2,1-2H3,(H2,21,22,25)/p+1/fC19H22N5O2/h20-22H/q+1 16EBBD6169CF0BF6