InChI=1/C19H41N5O/c1-4-11-23(12-5-2)14-8-10-21-19(25)20-9-6-7-13-24-17-15-22(3)16-18-24/h4-18H2,1-3H3,(H2,20,21,25)/p+2/fC19H43N5O/h20-21,23-24H/q+2 A2BD2AED840D96A8