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The final enumerated set of riboside isomers. Structures are ordered from right to left and top to bottom according to the location of the double bond equivalent (DBE), beginning with aldehydes, then ketones, esters, BC(=O)C linkages, BC(= O)O linkages, carboxylic acids, and finally rings. The structure corresponding to the natural ribosides is highlighted by a black cartouche.
