5-(p-Fluorphenacyl)thieno(3,2-c)pyridinium chloride 53927-69-8 Thieno(3,2-c)pyridinium, 5-(2-(4-fluorophenyl)-2-oxoethyl)-, chloride (9CI) Thieno(3,2-c)pyridinium, 5-(p-fluorophenacyl)-, chloride