InChI=1/C11H12ClN3O5S/c12-9-5-8(15(17)18)1-2-10(9)14-11(16)13-7-3-4-21(19,20)6-7/h1-2,5,7H,3-4,6H2,(H2,13,14,16)/t7-/m1/s1/f/h13-14H 2E5E336390E5A9C2