Using CCOCCO, O=C(O)c1ccc(NCCCCCCCCCCCC#Cc2ccc(Cl)cc2)cc1 to produce CCOCCOC(=O)c1ccc(NCCCCCCCCCCCC#Cc2ccc(Cl)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.