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                                2,2'-Biquinoline                            
                        
                        
                                                            Catalog No.:E021066 Spec/Purity:98% CAS No.: 119-91-5 Molecular Weight:256.31 
 
 
 
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                                2,2'-Biimidazole                            
                        
                        
                                                            Catalog No.:E021244 Spec/Purity:98% CAS No.: 492-98-8 Molecular Weight:134.14 
 
 
 
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