InChI=1S/C17H23N3O5S2/c1-17(2)15(16(21)19-22)20(10-12-26-17)27(23,24)14-7-5-13(6-8-14)25-11-4-3-9-18/h5-8,15,22H,9-12,18H2,1-2H3,(H,19,21)/t15-/m0/s1