InChI=1/C20H22N2O4S/c1-4-14-7-6-8-15(11-14)19-13-21-20(26-19)22-17-12-16(27(23,24)5-2)9-10-18(17)25-3/h6-13H,4-5H2,1-3H3,(H,21,22)/f/h22H 8F8409EC41668F03