000			00636nam a22001577a 4500
008			230621b |||||||| |||| 00| 0 eng d
040			_aNational Science Library _cNational Science Library
080			_aR 547.7/8 _bM4.3
245			_aComprehensive heterocyclic chemistry: _bThe structure, reactions, synthesis and uses of heterocyclic compounds _c/ Pergamon Press, volume 3, part 2B six-membered rings with oxygen, sulfur or two or more nitrogen atom
260			_aOxford: _bPergamon Press, _c1984
300			_axvi, 1210p.
650			_aChemistry
653			_aScience
700			_aKatritzky, Alan R (Ed.)
942			_2udc _cBK
999			_c45731 _d45731