InChI=1/C21H26N4O4S2/c26-19(14-17-15-30-21(23-17)25-13-5-6-20(25)27)22-16-7-9-18(10-8-16)31(28,29)24-11-3-1-2-4-12-24/h7-10,15H,1-6,11-14H2,(H,22,26)/f/h22H 4B6BB74FECA5643B