InChI=1/C20H18N2O4S/c1-14-6-10-16(11-7-14)27(25,26)17-12-8-15(9-13-17)21-22-20(24)18-4-2-3-5-19(18)23/h2-13,21,23H,1H3,(H,22,24)/f/h22H	D32604349A14A395