InChI=1/C19H21N3O6/c1-11(17(23)22-15-9-8-14(26-2)10-16(15)27-3)28-18(24)12-4-6-13(7-5-12)21-19(20)25/h4-11H,1-3H3,(H,22,23)(H3,20,21,25)/t11-/m0/s1/f/h21-22H,20H2 59CF3346A86D3904