InChI=1/C16H28N4/c1-12(2)20-9-7-13(8-10-20)18-15-5-4-6-16-14(15)11-17-19(16)3/h11-13,15,18H,4-10H2,1-3H3/p+1/t15-/m0/s1/fC16H29N4/h20H/q+1 C7795E8D0B079099