InChI=1/C9H18N2/c1-2-5-8-6-3-4-7-9(10)11-8/h8H,2-7H2,1H3,(H2,10,11)/p+1/t8-/m0/s1/fC9H19N2/h11H,10H2/q+1 CF42908538B36C96