Using BrCc1ccccc1, NC1CCC(C(=O)O)CC1 to produce O=C(OCc1ccccc1)C1CCC(N(Cc2ccccc2)Cc2ccccc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.