InChI=1/C19H21N5/c1-23(2)16-10-8-15(9-11-16)18-12-17(14-6-4-3-5-7-14)22-19-20-13-21-24(18)19/h3-11,13,17-18H,12H2,1-2H3,(H,20,21,22)/t17-,18+/m1/s1/f/h22H 7EC95A16ECCD7AF3