InChI=1/C11H20N2/c1-3-4-7-13-8-5-6-11(9-13)10(2)12/h10-11H,5-9,12H2,1-2H3/p+1/t10-,11-/m1/s1/fC11H21N2/h12H/q+1 BBB4D4D4B9E78A92