InChI=1/C13H13N3O2S/c17-11-6-5-8(7-14-11)12(18)16-13-15-9-3-1-2-4-10(9)19-13/h5-7H,1-4H2,(H,14,17)(H,15,16,18)/f/h14,16H 15F388E0AD5CF0BD