InChI=1S/C26H35N7O8S/c27-16(24(39)40)7-8-20(35)33-17(23(38)32-11-21(36)37)12-42-19-9-15(18(34)10-26(19,41)25(30)31)6-3-13-1-4-14(5-2-13)22(28)29/h1-6,16-17,19,41H,7-12,27-29H2,(H3,30,31)(H,32,38)(H,33,35)(H,36,37)(H,39,40)/b15-6-