InChI=1/C16H20N2O7S/c1-4-14(19)17-11(7-8-26-3)16(21)25-13-9-10(15(20)24-2)5-6-12(13)18(22)23/h5-6,9,11H,4,7-8H2,1-3H3,(H,17,19)/t11-/m0/s1/f/h17H 93379D7284326129