InChI=1/C12H20N2O2/c1-3-5-8-14(4-2)9-10-6-7-11(16-10)12(13)15/h6-7H,3-5,8-9H2,1-2H3,(H2,13,15)/p+1/fC12H21N2O2/h14H,13H2/q+1 53909264FA905E6F