InChI=1/C19H26N6O/c26-14-13-23-9-11-25(12-10-23)19-18(24-7-1-2-8-24)21-15-17(22-19)16-3-5-20-6-4-16/h3-6,15,26H,1-2,7-14H2/p+1/fC19H27N6O/h23H/q+1 B5CA72FF77156544