InChI=1/C21H20N2O5S/c24-18(22-9-3-6-17(22)14-8-11-29-13-14)12-28-19(25)7-10-23-20(26)15-4-1-2-5-16(15)21(23)27/h1-2,4-5,8,11,13,17H,3,6-7,9-10,12H2/t17-/m0/s1 4850C06157BD9E3F