InChI=1/C19H19N3O5/c23-18(22-6-9-25-10-7-22)17-16(14-3-1-2-4-15(14)27-17)21-19(24)20-11-13-5-8-26-12-13/h1-5,8,12H,6-7,9-11H2,(H2,20,21,24)/f/h20-21H 35158067ACAB0A7C