InChI=1/C15H30N4O2/c1-12-9-13(2)11-19(10-12)8-4-3-6-17-15(21)18-7-5-14(16)20/h12-13H,3-11H2,1-2H3,(H2,16,20)(H2,17,18,21)/p+1/t12-,13+/fC15H31N4O2/h17-19H,16H2/q+1 0142EA4187523F66