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040 _aCNCLSA
100 _aDr. T. Stephen
_92165
245 0 _aTetrahedron Letters
_bThe International Journal For the Rapid Publication of Preliminary Communications in Organic Chemistry
260 _c1982
_bBlackwell scientific Publications
_aLondon
300 _aP. 1-877
300 _bV. 239
942 _cJRBV
999 _c20352
_d20352