InChI=1/C20H17N5O5/c1-2-24-11-21-23-20(24)14-4-3-5-15(8-14)22-19(26)7-6-13-9-17-18(30-12-29-17)10-16(13)25(27)28/h3-11H,2,12H2,1H3,(H,22,26)/b7-6+/f/h22H 4DE09A6DE1349B0F