000 00328nam a2200145Ia 4500
003 OSt
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040 _cOSt
100 _aBahl,B.S.
_998
245 0 _aAdvanced organic chemistry
260 _aNew delhi
_bS.Chand
_c1977
500 _a1504
942 _cBK
_2ddc
999 _c831
_d815