InChI=1/C21H22N2O5S/c24-19(25)12-23-18-9-5-4-6-14(18)10-11-16(20(23)26)22-17(21(27)28)13-29-15-7-2-1-3-8-15/h1-9,16-17,22H,10-13H2,(H,24,25)(H,27,28)/p-2/t16-,17-/m0/s1/fC21H20N2O5S/q-2 C41D7E1E0C27F027