InChI=1/C21H32N2O8S/c1-3-4-13-30-17-5-7-18(8-6-17)32(27,28)22-19(20(24)25)16-9-11-23(12-10-16)21(26)31-15-14-29-2/h5-8,16,19,22H,3-4,9-15H2,1-2H3,(H,24,25)/p-1/t19-/m1/s1/fC21H31N2O8S/q-1 121BB908AF172680