InChI=1/C15H13ClN4S/c16-10-7-11-13(20-15(17)18)12(21-14(11)19-8-10)6-9-4-2-1-3-5-9/h1-5,7-8H,6H2,(H4,17,18,20)/p+1/fC15H14ClN4S/h20H,17-18H2/q+1 6B7A4FEE18E0CCC5