InChI=1/C15H20N2O/c1-4-17(5-2)11(3)15(18)13-10-16-14-9-7-6-8-12(13)14/h6-11,16H,4-5H2,1-3H3/p+1/t11-/m1/s1/fC15H21N2O/h17H/q+1 1A8238AF5CBC1DFA