Using O=C1CC2C(=O)Nc3cccc(c32)N1, O=C1c2ccccc2C(=O)N1CBr to produce O=C1CC2(CN3C(=O)c4ccccc4C3=O)C(=O)Nc3cccc(c32)N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.