InChI=1/C18H20N4O6/c1-18(10-6-7-10)16(25)22(17(26)19-18)8-14(23)20-21-15(24)13-9-27-11-4-2-3-5-12(11)28-13/h2-5,10,13H,6-9H2,1H3,(H,19,26)(H,20,23)(H,21,24)/t13-,18-/m0/s1/f/h19-21H AE7B4AB9EF6B5EC8