InChI=1/C20H20N4O5/c1-12(13-5-6-18-17(9-13)22-19(25)11-29-18)21-16-7-8-23(20(16)26)14-3-2-4-15(10-14)24(27)28/h2-6,9-10,12,16,21H,7-8,11H2,1H3,(H,22,25)/t12-,16-/m0/s1/f/h22H 93FB24B08574704A