InChI=1/C18H21N3O4/c19-16(18(23)21-24)10-11-17(22)20-14-6-8-15(9-7-14)25-12-13-4-2-1-3-5-13/h1-9,16,24H,10-12,19H2,(H,20,22)(H,21,23)/p+1/t16-/m0/s1/fC18H22N3O4/h19-21H/q+1 6B1BB5F21091DA9B