Using CCOC(=O)CBr, COc1ccc(C2Sc3ccccc3NC(=O)C2NC(=O)c2ccc3ccccc3c2)cc1 to produce CCOC(=O)CN1C(=O)C(NC(=O)c2ccc3ccccc3c2)C(c2ccc(OC)cc2)Sc2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.