InChI=1/C18H22N6O4/c1-2-9-24-17(26)14-16(23-18(24)27)22-15(21-14)11-3-5-12(6-4-11)28-10-13(25)20-8-7-19/h3-6H,2,7-10,19H2,1H3,(H,20,25)(H,21,22)(H,23,27)/p+1/fC18H23N6O4/h19-21,23H/q+1 BF0CF5582E73157E