00318nam a2200121Ia 45000030006000000080041000060400015000471000047000622450042001092600016001515460012001670050017001790STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aTewari K.S.; Mehrotra, S.N.; Vishnoi, N.K.  aText book of organic chemistry vol-II  bVikasc1977  aEnglish20220125170322.0