InChI=1/C21H23N3O6S/c1-11-16(20(27)29-2)19(31-17(11)21(28)30-3)24-15(25)10-22-14-7-5-4-6-13(14)18(26)23-12-8-9-12/h4-7,12,22H,8-10H2,1-3H3,(H,23,26)(H,24,25)/f/h23-24H E15D57189ED578FE