| p-Sulfoaniline-d4 | 
                                            
                                                
                                                    | 4-Sulfoaniline-d4 | 
                                            
                                                
                                                    | 4-Amino(benzene-d4)sulfonic Acid | 
                                            
                                                
                                                    | NSC 7170-d4 | 
                                            
                                                
                                                    | p-Aminophenylsulfonic Acid-d4 | 
                                            
                                                
                                                    | Sulphanilic Acid-d4 | 
                                            
                                                
                                                    | p-Aminobenzenesulfonic Acid-d4 | 
                                            
                                                
                                                    | 1-Amino-(benzene-d4)-4-sulfonic Acid | 
                                            
                                                
                                                    | 4-Aminophenylsulfonic Acid-d4 | 
                                            
                                                
                                                    | (Aniline-d4)-4-sulfonic Acid | 
                                            
                                                
                                                    | (Aniline-d4)-p-sulfonic Acid |