InChI=1/C17H16N2OS/c1-19(14-7-4-5-12(9-14)11-18)17(20)16-10-13-6-2-3-8-15(13)21-16/h4-5,7,9-10H,2-3,6,8H2,1H3 F721DB2E6B4BC0B7