SEARCH Articles Figures Tables Additional Cyclic Compounds Containing a B-N Skeleton Cyclic (pd)n Systems Cyclic Conjugated n Systems Cyclic n Systems Mono-Substituted Cyclic Alkanes ZCR(CH2)n N-Acyl cyclic amine derivatives N-H bonds in cyclic compounds N-Hydroxylactams s. Hydroxamic acids, cyclic N-Oxides cyclic