InChI=1/C18H20N4O4/c1-10-15-16(12(9-19)17(20)26-18(15)22-21-10)11-4-5-13(14(8-11)24-3)25-7-6-23-2/h4-5,8,16H,6-7,20H2,1-3H3,(H,21,22)/t16-/m0/s1/f/h21H	071D5788DAD2880C