InChI=1/C18H20N2O2/c1-2-12-22-16-10-8-14(9-11-16)13-20-17(18(19)21)15-6-4-3-5-7-15/h2-11,17,20H,1,12-13H2,(H2,19,21)/p+1/t17-/m0/s1/fC18H21N2O2/h20H,19H2/q+1 830A20236EB23609