InChI=1/C12H18N2O2/c1-13-8-7-10-5-4-6-11(9-10)16-12(15)14(2)3/h4-6,9,13H,7-8H2,1-3H3/p+1/fC12H19N2O2/h13H/q+1 5C5705C409462713