InChI=1/C16H28N4O3S/c1-13(21)17-10-14(22)18-11-15(23)19-12-16(4-2-3-5-16)20-6-8-24-9-7-20/h2-12H2,1H3,(H,17,21)(H,18,22)(H,19,23)/p+1/fC16H29N4O3S/h17-20H/q+1 FFF4CB19C19FEECB