InChI=1/C19H24N6O/c20-12-16(13-21)19-23-7-11-25(19)10-6-22-14-17-4-5-18(26-17)15-24-8-2-1-3-9-24/h1-2,4-5,22-23H,3,6-11,14-15H2/p+2/fC19H26N6O/h22,24H/q+2 8AC59153987C2C7E