InChI=1/C19H28N2O5S/c1-13(2)21-27(24,25)17-11-9-16(10-12-17)20-18(22)14(3)26-19(23)15-7-5-4-6-8-15/h9-15,21H,4-8H2,1-3H3,(H,20,22)/t14-/m0/s1/f/h20H 262AC952C883CEAE