000 00303 a2200121 4500
080 _a547.7/.8
_bM 889 C
245 1 _aChemsitry of heterocyclic compounds
_cby A.A. Morton
260 _aNew York
_c1946
650 _aHeterocyclic Compounds
100 1 _aMorton, A.A.
_d
300 _a549 p.
901 _a27137
999 _c29626
_d29626