InChI=1/C19H19N3O5/c1-11(12-6-7-15-16(9-12)27-10-26-15)21-18(24)19(25)22-14-5-3-4-13(8-14)17(23)20-2/h3-9,11H,10H2,1-2H3,(H,20,23)(H,21,24)(H,22,25)/t11-/m0/s1/f/h20-22H F7FE3332A07B2E14