InChI=1/C19H26N2O4S/c1-3-12(2)17(26)18(23)20-11-16(22)21-14(9-10-15(21)19(24)25)13-7-5-4-6-8-13/h4-8,12,14-15,17,26H,3,9-11H2,1-2H3,(H,20,23)(H,24,25)/p-1/t12-,14+,15-,17-/m0/s1/fC19H25N2O4S/h20H/q-1 2629533886894BC9