Using CCC(CC)CC(NC(=O)COC)C1(c2ccc(Cl)c(Cl)c2)CCC1 to produce CCC(CC)CC(NCCOC)C1(c2ccc(Cl)c(Cl)c2)CCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.