InChI=1S/C18H14ClN5O3/c19-12-4-5-13-16(27-9-26-13)15(12)23-14-6-7-21-18(24-14)22-11-3-1-2-10(8-11)17(20)25/h1-8H,9H2,(H2,20,25)(H2,21,22,23,24)