Using O=C1c2c(OCc3ccccc3)c(=O)cc(CO)n2CCN1Cc1ccc(Cl)c(Cl)c1 to produce O=Cc1cc(=O)c(OCc2ccccc2)c2n1CCN(Cc1ccc(Cl)c(Cl)c1)C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.