InChI=1/C18H18N3O3S/c1-19-18(22)20-15-7-9-16(10-8-15)21-25(23,24)17-11-6-13-4-2-3-5-14(13)12-17/h2-5,7-10,12H,6,11H2,1H3,(H2,19,20,22)/q-1/f/h19-20H 42D6401898CB8544