00295nam a2200121Ia 45000030006000000080041000060400015000471000019000622450046000812600017001275460012001440050017001560STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aRaj Bansal, K.  aSynthetic approaches in organic chemistry  bNarosac1998  aEnglish20220125170318.0