InChI=1/C15H21N5O2/c1-19(2)8-5-7-16-14(21)11-17-15(22)13-10-12-6-3-4-9-20(12)18-13/h3-4,6,9-10H,5,7-8,11H2,1-2H3,(H,16,21)(H,17,22)/p+1/fC15H22N5O2/h16-17,19H/q+1 CF6972BDCEEC2453