InChI=1/C16H15N2O5S/c1-3-18-14-8-7-13(10-15(14)23-16(18)19)24(20,21)17-11-5-4-6-12(9-11)22-2/h4-10H,3H2,1-2H3/q-1 989B57805CD5F17E