The invention provides a chemical entity of Formula (I), wherein R1, R2, R3, Y, and n have any of the values described herein and compositions comprising such chemical entities methods of making them and and their use in a wide range of methods, including metabolic and reaction kinetic studies, detection and imaging techniques, and radioactive treatments and therapies, including inhibiting MAO and MAO-B selectively, enhancing neuronal plasticity, treating neurological disorders, providing neuroprotection, treating a cognitive or motor impairment associated with a CNS disorder, enhancing the efficiency of cognitive and motor training, providing neurorecovery and neurorehabilitation, enhancing the efficiency of non- human animal training protocols, and treating treating peripheral disorders (including obesity, diabetes, and cardiometabolic disorders) and their associated co-morbidities.
