InChI=1/C19H21N3O5/c20-16(19(26)21-12-18(24)25)10-11-17(23)22-13-6-8-15(9-7-13)27-14-4-2-1-3-5-14/h1-9,16H,10-12,20H2,(H,21,26)(H,22,23)(H,24,25)/p-1/t16-/m0/s1/fC19H20N3O5/h21-22H/q-1 6799488BFB2097EE