Using COCCBr, Cc1ccc(C(=O)Nc2cccc(N(C)C)c2)cc1NC(=O)c1ccc(O)cc1 to produce COCCOc1ccc(C(=O)Nc2cc(C(=O)Nc3cccc(N(C)C)c3)ccc2C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.