InChI=1/C19H35N5/c1-4-10-16(11-5-1)21-19(22-17-12-6-2-7-13-17)24-23-18-14-8-3-9-15-20-18/h16-17H,1-15H2,(H,20,23)(H2,21,22,24)/p+2/fC19H37N5/h20-24H/q+2 A2E789F1B477A8F3