Using COC[C@@H]1CN(C(=O)OC(C)(C)C)CC[C@@H]1NC(=O)c1[nH]c(C)c(Cl)c1Cl to produce COC[C@@H]1CNCC[C@@H]1NC(=O)c1[nH]c(C)c(Cl)c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.