InChI=1/C19H21N7O6/c1-2-20-18(29)15-13(27)14(28)19(32-15)25-9-24-12-16(22-8-23-17(12)25)21-7-10-4-3-5-11(6-10)26(30)31/h3-6,8-9,13-15,19,27-28H,2,7H2,1H3,(H,20,29)(H,21,22,23)/t13-,14+,15-,19+/m0/s1/f/h20-21H 4287D4CF6CF4E524