InChI=1/C18H15ClN4O3/c1-12-3-2-4-15(17(12)23(25)26)18(24)21-16-9-10-20-22(16)11-13-5-7-14(19)8-6-13/h2-10H,11H2,1H3,(H,21,24)/f/h21H DC4027D24B39650A