[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][N][=C][Branch1][Ring2][N][Ring1][Branch1][N][C][=C][Branch1][O][C][=C][Branch1][=Branch1][C][=C][Ring1][=Branch1][Cl][N][Cl]"}, {"from": "gpt", "value": "The molecule is a clonidine derivative with selective alpha-2-adrenergic agonistic activity. Upon ocular administration, apraclonidine enhances aqueous humor uveoscleral outflow and decreases aqueous production by vasoconstriction. This may decrease intraocular pressure (IOP)."}]