InChI=1/C18H17N3O5/c1-18(2)10-26-15-8-7-11(9-13(15)20-17(18)23)19-16(22)12-5-3-4-6-14(12)21(24)25/h3-9H,10H2,1-2H3,(H,19,22)(H,20,23)/f/h19-20H C009DD8408C752CF