InChI=1/C20H18N2O5S2/c23-19(8-11-29(24,25)15-4-2-1-3-5-15)22-20-21-16(13-28-20)14-6-7-17-18(12-14)27-10-9-26-17/h1-7,12-13H,8-11H2,(H,21,22,23)/f/h22H 9320547EA5D894BC