InChI=1/C18H28N4O2/c1-2-9-19-10-7-17(8-11-19)21-14-12-20(13-15-21)16-3-5-18(6-4-16)22(23)24/h3-6,17H,2,7-15H2,1H3/p+1/fC18H29N4O2/h19H/q+1 C5B5C29944473DF1