Using Clc1cnc(Cl)c(Cl)c1, CCOC(=O)CN=C(c1ccccc1)c1ccccc1 to produce CCOC(=O)C(N)c1ncc(Cl)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.