InChI=1/C13H14N2O4S/c16-13(17)7-3-9-20(18,19)15-12-6-1-5-11-10(12)4-2-8-14-11/h1-2,4-6,8H,3,7,9H2,(H2,14,15,16,17)/p-1/fC13H13N2O4S/h15H/q-1 8378C80D64934D48