InChI=1/C18H21N3O4S/c1-14-6-5-9-17(21(22)23)18(14)26(24,25)19-16-10-11-20(13-16)12-15-7-3-2-4-8-15/h2-9,16,19H,10-13H2,1H3/p+1/t16-/m0/s1/fC18H22N3O4S/h20H/q+1 141277FF409613C4