InChI=1/C17H26N4O2/c1-3-4-11-21-17(16(13-18)19-20-21)6-5-12-23-15-9-7-14(22-2)8-10-15/h7-10H,3-6,11-13,18H2,1-2H3/p+1/fC17H27N4O2/h18H/q+1 F4E8BF2C60F542EE