英文名称
                                        
                                            
(2S)-diethyl 2-((4S)-4-(4-(3-(2,6-diamino-4-oxo-1,4-dihydropyrimidin--yl)-4-nitrobutyl)benzamido)--ethoxy--oxopentanamido)pentanedioate  (Pemetrexed Disodium Impurity)
                                            
                                        
                                        
                                        
                                     
                                    
                                    
                                        Smiles Code
                                         O=C(OCC)[C@@H](NC(CC[C@H](NC(C1=CC=C(CCC(C2=C(N)NC(N)=NC2=O)C[N+]([O-])=O)C=C1)=O)C(OCC)=O)=O)CCC(OCC)=O