InChI=1/C20H20N2O4S/c1-13-9-10-16-17(11-13)27-20(22(16)12-18(23)25-3)21-19(24)14(2)26-15-7-5-4-6-8-15/h4-11,14H,12H2,1-3H3/t14-/m0/s1	06227F3D4DDD1CFB