SEARCH Articles Figures Tables Derived members Five-Membered Heterocycled Five-membered heterocycle-derived Five-membered heterocycles Five-membered heterocyclic rings Five-membered heterocyclics Five-membered ring Fused Five-Membered Heterocycles Fused Five-membered Rings Fused heterocyclic Fused rings Fused-ring five-membered heterocycles Fuses and fusing Heterocycle, five ring Heterocycles fused Heterocyclic 5- membered ring Their Derivatives