InChI=1/C23H18N2O3S/c1-29(27,28)20-14-12-17(13-15-20)21-16-24-25(19-10-6-3-7-11-19)23(26)22(21)18-8-4-2-5-9-18/h2-16H,1H3 D6D8C32DC245E48B