InChI=1/C19H16ClN7O/c1-12(18-21-10-16(24-18)13-5-3-2-4-6-13)23-19(28)15-9-14(20)7-8-17(15)27-11-22-25-26-27/h2-12H,1H3,(H,21,24)(H,23,28)/t12-/m0/s1/f/h21,23H 9BCBDAE5EFEB87B9