GABAA receptor agonist 2 (compound 4c) is a potent GABAA receptor agonist. GABAA receptor agonist 2 shows anti-depression activities in classical mouse models of depression of FST and TST. GABAA receptor agonist 2 binds at the GABA binding site of GABAA receptor in order to produce GABAergic effects. GABAA receptor agonist 2 has the potential for the research of depression.