InChI=1/C13H14N2O3S/c1-2-9(12(15)16)18-13(17)11-6-7-5-8(14)3-4-10(7)19-11/h3-6,9H,2,14H2,1H3,(H2,15,16)/t9-/m0/s1/f/h15H2 31BF8C4378ECE125