Pyridinium
                            Order
                            834918-48-8
                            
                                Pyridinium,1-[6-[[(1S,2S)-2-methyl-1-[(octadecylamino)carbonyl]butyl]amino]-6-oxohexyl]-, bromide
                            
                        
                        
                        
                        
                            Order
                            823201-86-1
                            
                                Pyridinium,1-[(3-bromo-5-chloro-2-pyridinyl)[(4-chlorophenyl)sulfonyl]amino]-,chloride
                            
                        
                        
                            Order
                            40967-09-7
                            
                                1-(7-chloro-1-methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)pyridinium chloride
                            
                        
                        
                        
                        
                        
                        
                        
                            Order
                            16758-33-1
                            
                                Pyridinium, 3,3-[1, 4-phenylenebis (carbonylimino-4, 1-phenylenecarbonylimino)]bis[1-ethyl-, salt with 4-methylbenzenesulfonic acid (1:1)
                            
                        
                        
                        
                        
                        
                        
                        
                        
                            Order
                            36097-68-4
                            
                                5'-O-{[({3-[4-(bromoacetyl)pyridinium-1-yl]propoxy}phosphinato)oxy](hydroxy)phosphoryl}adenosine
                            
                        
                        
                            Order
                            73944-45-3
                            
                                3-(cyclohexylcarbonyl)-1-[({4-[(oxoammonio)methylidene]pyridin-1(4H)-yl}methoxy)methyl]pyridinium diiodide
                            
                        
                        
                        
                            Order
                            61511-40-8
                            
                                Pyridinium,1-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]-4-methyl-,chloride