InChI=1/C18H30N4O2/c1-20(2)10-6-9-19-18(23)21(3)15-16-7-4-5-8-17(16)22-11-13-24-14-12-22/h4-5,7-8H,6,9-15H2,1-3H3,(H,19,23)/p+1/fC18H31N4O2/h19-20H/q+1 DFB8F41F5F883766