000 00267nam a22001217a 4500
008 170427b xxu||||| |||| 00| 0 eng d
041 _aeng
080 _a54
100 _a12
101 _ashm
245 _aHETEROGYCLIS COMPOUNDS
_cELDERFIELD.R.C
942 _2udc
_cBK
999 _c12223
_d12223