InChI=1/C11H11ClN4O4S/c1-20-11(17)7-3-2-6(12)4-8(7)16-21(18,19)9-5-14-15-10(9)13/h2-5H,1H3,(H4,13,14,15,16,17)/f/h14-15H,13H2 5D76D360FD18D08F