InChI=1/C18H17N3O5S/c1-3-9-26-17(23)15-11(2)19-18-20(14(22)8-10-27-18)16(15)12-6-4-5-7-13(12)21(24)25/h3-7,16H,1,8-10H2,2H3/t16-/m0/s1 A93B4EEFA1DA4D58