InChI=1/C20H24N2O4S/c1-25-12-13-26-20(24)22-17-8-5-7-16(15-17)21-19(23)11-6-14-27-18-9-3-2-4-10-18/h2-5,7-10,15H,6,11-14H2,1H3,(H,21,23)(H,22,24)/f/h21-22H 6396880D08E09A41