InChI=1/C9H18N2/c1-7-6-9(7)11-8-2-4-10-5-3-8/h7-11H,2-6H2,1H3/p+2/t7-,9+/m0/s1/fC9H20N2/h10-11H/q+2 43F8158A6BE04790