Using CCOC(=O)c1nnc(Cl)cc1Cl, Cn1cnc2c(N)cccc21 to produce CCOC(=O)c1nnc(Cl)cc1Nc1cccc2c1ncn2C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.