Using O=C1c2ccccc2C(=O)N1CCBr, OC(c1ccccc1)(c1ccccc1)C1CCNCC1 to produce O=C1c2ccccc2C(=O)N1CCN1CCC(C(O)(c2ccccc2)c2ccccc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.