not condensed and containing further heterocyclic rings, e.g. cromakalim

Full Title

Medicinal preparations containing organic active ingredients > Heterocyclic compounds > having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins > having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil > not condensed and containing further heterocyclic rings, e.g. cromakalim