Heterocyclic compounds with nitrogen hetero-atom(s) only, containing in the structure a quinoline or isoquinoline ring-system, whether or not hydrogenated, but not further fused (excl. levorphanol  'INN' and its salts)
Heterociklične spojine s kinolsko ali izokinolsko obročasto strukturo (hidrogenirane ali ne), nekondenzirane, druge