C07D211/00	Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings [2]
	Note(s) In this group, the following term is used with the meaning indicated:[2] "hydrogenated" means having less than three double bonds between ring members or between ring members and non-ring members  Piperidines having only hydrogen atoms attached to ring carbon atoms are classified in group C07D 295/00