InChI=1/C13H15ClN4O4S/c14-10-8(16-17-23-10)7-22-9(19)6-18-11(20)13(15-12(18)21)4-2-1-3-5-13/h1-7H2,(H,15,21)/f/h15H 41DCECFFD89412A6