Using COc1ccc(Br)c(OC)c1C(=O)NCC1CCCN1Cc1ccccc1 to produce COc1ccc(Br)c(O)c1C(=O)NCC1CCCN1Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.