InChI=1/C14H18N2O5S/c1-4-6-21-14(19)11-8(3)10(13(18)20-5-2)12(22-11)16-9(17)7-15/h4H,1,5-7,15H2,2-3H3,(H,16,17)/p+1/fC14H19N2O5S/h15-16H/q+1 AE351970960D69B8