InChI=1/C17H20N2O3/c18-17(21)16(11-20)19-10-13-6-8-15(9-7-13)22-12-14-4-2-1-3-5-14/h1-9,16,19-20H,10-12H2,(H2,18,21)/p+1/t16-/m0/s1/fC17H21N2O3/h19H,18H2/q+1 1BA20EAD128D256C