00319nam a2200133Ia 45000030006000000080041000060400015000471000016000622450053000782500010001312600015001415460012001560050017001680STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aFinar, I.L.  aProblems and their solution in organic chemistry  aFirst  bELBSc1973  aEnglish20220125170316.0