InChI=1/C15H14N2O2S/c1-2-8-19-12-6-4-3-5-10(12)13-16-14(18)11-7-9-20-15(11)17-13/h3-7,9H,2,8H2,1H3,(H,16,17,18)/f/h17H E9ABC2AD19A279E1