1-(1,2-Dithiolan-4-yl)-1-methylpyrrolidinium iodide 1-(1,2-Dithiolan-4-yl)pyrrolidine methiodide 15589-27-2 NTD-3 Pyrrolidinium, 1-(1,2-dithiolan-4-yl)-1-methyl-, iodide