Using COC(=O)Cn1nc(-c2ccc(Cl)cc2)n(CCCC(=O)OC(C)(C)C)c1=O to produce CC(C)(C)OC(=O)CCCn1c(-c2ccc(Cl)cc2)nn(CC(=O)O)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.