Using BrCc1ccccc1, COc1ccc(C2(Cn3cc[nH]c3=O)CC2)cc1OC to produce COc1ccc(C2(Cn3ccn(Cc4ccccc4)c3=O)CC2)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.