Using Brc1cccc2cnccc12, COC(=O)c1cccc2cc(B3OC(C)(C)C(C)(C)O3)ccc12 to produce COC(=O)c1cccc2cc(-c3cccc4cnccc34)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.