Benzo- and indoloquinolizine derivatives
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G. van Binst; D. TourwΓ©
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Article
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1974
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John Wiley and Sons
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English
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## Abstract The synthesis of a D/E __cis__ isomer of the title compound is described. In an attempt to obtain the other D/E __cis__ isomer, epimerisation reactions were studied. The configuration and conformation of the isomers are determined on the basis of their ^1^H NMR spectra. The shift of the