Using CCCCBr, COc1cc2c(c(Cl)c1OC)CCNCC2c1ccccc1 to produce CCCCN1CCc2c(cc(OC)c(OC)c2Cl)C(c2ccccc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.