InChI=1/C19H17N3O4/c1-3-13-11(2)14-9-8-12(10-16(14)21-18(13)23)20-19(24)15-6-4-5-7-17(15)22(25)26/h4-10H,3H2,1-2H3,(H,20,24)(H,21,23)/f/h20-21H	BC27EC18AC2E47F8