InChI=1/C19H18N2O2S/c1-11-4-5-13(10-12(11)2)21(3)19(22)17-15-6-7-16-14(8-9-24-16)18(15)23-20-17/h4-5,8-10H,6-7H2,1-3H3 1C1E5D90DC1F2A5D