a compound containing a heterocyclic ring
[ Syn: heterocyclic compound , heterocyclic ]
a ring of atoms of more than one kind; especially a ring of carbon atoms containing at least one atom that is not carbon
[ Syn: heterocyclic ring ]
a compound containing a heterocyclic ring
[ Syn: heterocyclic compound , heterocyclic ]
a ring of atoms of more than one kind; especially a ring of carbon atoms containing at least one atom that is not carbon
[ Syn: heterocyclic ring ]