Using CCOC(=O)Cl, Nc1ccc2c(=O)c3cc(-c4ccccc4)cnc3ccc2c1 to produce CCOC(=O)Nc1ccc2c(=O)c3cc(-c4ccccc4)cnc3ccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.