InChI=1/C16H30N4O2/c17-15(21)6-9-18-16(22)19-14-7-10-20(11-8-14)12-13-4-2-1-3-5-13/h13-14H,1-12H2,(H2,17,21)(H2,18,19,22)/p+1/fC16H31N4O2/h18-20H,17H2/q+1 731688AE52DC3CDC