00277nam a2200121Ia 45000030006000000080041000060400015000471000017000622450038000792600009001175460012001260050017001380STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSnyder, M.K.  aChemistry structure and reactions  c1966  aEnglish20220125170225.0