Using O=c1ccc2c(Cl)ccnc2[nH]1, O=C(O)C1CCc2ccc(O)cc2C1 to produce O=C(O)C1CCc2ccc(Oc3ccnc4[nH]c(=O)ccc34)cc2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.