00289nam a2200121Ia 45000030006000000080041000060400015000471000035000622450032000972600009001295460012001380050017001500STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aConrow Kenneth; McDonald, R.N.  aDeductive organic chemistry  c1970  aEnglish20220125170315.0