InChI=1/C16H26N2O4S/c1-11-7-5-6-8-12(11)17-15(19)13-9-10-14(22-13)23(20,21)18-16(2,3)4/h9-12,18H,5-8H2,1-4H3,(H,17,19)/t11-,12-/m1/s1/f/h17H 7744E89A05FC892E