InChI=1/C19H21N3O4/c1-11(17(23)22-19(25)20-2)26-18(24)16-12-7-3-5-9-14(12)21-15-10-6-4-8-13(15)16/h3,5,7,9,11H,4,6,8,10H2,1-2H3,(H2,20,22,23,25)/t11-/m0/s1/f/h20,22H	B5BE7333DD43882E