InChI=1/C22H26N2O7S/c1-5-30-22(27)21-16(4)24-15(3)20(21)18(25)13-31-19(26)12-23-32(28,29)11-10-17-8-6-14(2)7-9-17/h6-11,23-24H,5,12-13H2,1-4H3/b11-10+ 01527D55A05B999E