Using O=C(Cl)c1ccccc1C(=O)Cl, Nc1ncnc2c1ncn2OCc1ccccc1 to produce O=C1c2ccccc2C(=O)N1c1ncnc2c1ncn2OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.