C CHEMISTRY; METALLURGY
C07 ORGANIC CHEMISTRY
C07D HETEROCYCLIC COMPOUNDS
211/00 Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
C07D211/04 with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
C07D211/06 having no double bonds between ring members or between ring members and non-ring members
C07D211/08 with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
C07D211/18 with substituted hydrocarbon radicals attached to ring carbon atoms