Using CCCCBr, COc1cc2c(cc1OC)C(c1ccccc1)CNCC2 to produce CCCCN1CCc2cc(OC)c(OC)cc2C(c2ccccc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.