InChI=1/C19H16N2O4S/c1-10-4-5-15-13(8-16(22)24-17(15)11(10)2)9-26-19-21-20-18(25-19)14-6-7-23-12(14)3/h4-8H,9H2,1-3H3 B59432B99D33E3ED