InChI=1/C18H28N4O2/c1-2-7-16(21-18(19)24)17(23)20-15-9-6-8-14(12-15)13-22-10-4-3-5-11-22/h6,8-9,12,16H,2-5,7,10-11,13H2,1H3,(H,20,23)(H3,19,21,24)/p+1/t16-/m1/s1/fC18H29N4O2/h20-22H,19H2/q+1 488BD122B1591D8D