InChI=1/C13H13ClN4O2/c14-8-3-4-10(19)9(6-8)13(20)15-7-12-17-16-11-2-1-5-18(11)12/h3-4,6,19H,1-2,5,7H2,(H,15,20)/f/h15H B06A03675F92ED03