[{"from": "human", "value": "Provide a description of this molecule. [B][Branch2][Ring1][Ring1][O][C][Branch1][O][C][Branch1][Ring2][O][Ring1][Branch1][Branch1][C][C][C][Branch1][C][C][C][B][O][C][Branch1][O][C][Branch1][Ring2][O][Ring1][Branch1][Branch1][C][C][C][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is a 1,3,2-dioxaborolane that is 4,4,5,5-tetramethyl-1,3,2-dioxaborolane in which the boron hydrogen at position 2 is replaced by a 4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl group. It is a reagent used in organic synthesis to synthesise pinacol boronic esters. It has a role as an EC 3.4.24.24 (gelatinase A) inhibitor."}]