InChI=1/C20H28N2O4S2/c1-15(2)19(22-28(24,25)18-11-7-14-27-18)20(23)21-12-8-13-26-16(3)17-9-5-4-6-10-17/h4-7,9-11,14-16,19,22H,8,12-13H2,1-3H3,(H,21,23)/t16-,19+/m1/s1/f/h21H A2141471394F4751