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Just a partial catalogue. If you need these I guess you'll have to get right down and learn them! Sorry! Numbering is straight forward with O taking preference for lowest number over S, and S over N. Where there is any doubt the numbering is shown.
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Review Helicity and Planar Chirality.
Next Page: Systematic Heterocyclic Nomenclature Index | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
