table: [['country', 'currency', '1 euro =', '1 usd =', 'central bank'], ['argentina', 'argentine peso (ars)', '5.72079', '4.34950', 'central bank of argentina'], ['bolivia', 'bolivian boliviano (bob)', '9.02081', '6.86000', 'central bank of bolivia'], ['brazil', 'brazilian real (brl)', '2.25592', '1.71577', 'central bank of brazil'], ['chile', 'chilean peso (clp)', '635.134', '483.050', 'central bank of chile'], ['colombia', 'colombian peso (cop)', '2353.40', '1790.00', 'bank of the republic'], ['ecuador', 'us dollar (usd)', '1.46611', '1', 'federal reserve'], ['guyana', 'guyanese dollar (gyd)', '264.192', '200.950', 'bank of guyana'], ['paraguay', 'paraguayan guaraní (pyg)', '4500.00', '5916.27', 'central bank of paraguay'], ['peru', 'peruvian nuevo sol (pen)', '3.53004', '2.68500', 'central reserve bank of peru'], ['suriname', 'surinamese dollar (srd)', '4.27296', '3.25000', 'central bank of suriname'], ['uruguay', 'uruguayan peso (uyu)', '25.3797', '19.3000', 'central bank of uruguay'], ['venezuela', 'venezuelan bolívar fuerte (vef)', '5.65462', '4.30000', 'central bank of venezuela']]
ref: Ecuador is the only Country using the united state Dollar
template: [ENT] is the only [ENT] using the united state [ENT]