Using CCc1cccc2c3c([nH]c12)C(CC)(CC(=O)O)OCC3, BrCc1ccccc1 to produce CCc1cccc2c3c(n(Cc4ccccc4)c12)C(CC)(CC(=O)O)OCC3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.