Using CCOC(=O)C(c1nnn[nH]1)C1CCCC1, BrCc1ccccc1 to produce CCOC(=O)C(c1nnn(Cc2ccccc2)n1)C1CCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.