Comprehensive heterocyclic chemistry 
edited by Otto, Meth-Cohn Alan R. Katritzky, Charles W. Rees,  
 - Neww York  Pergamon Press  1984 
 - xv, 731p. :  ills. ;  28 cm 
<br/><br/>references 
<br/><br/><label>ISBN: </label>0080307019 
<br/><br/><label>Source: </label>B-4298 
<br/><br/><label>Subjects--Topical Terms: </label>