InChI=1/C20H27N3O5S/c1-15(2)13-22(14-20(24)19(21)12-16-6-4-3-5-7-16)29(27,28)18-10-8-17(9-11-18)23(25)26/h3-11,15,19-20,24H,12-14,21H2,1-2H3/p+1/t19-,20+/m0/s1/fC20H28N3O5S/h21H/q+1 995113B0091C338B