Using CC(C)(C)OC(=O)N1CCNC(=O)C1, ClCCCSc1ccc2cc(Cl)ccc2c1 to produce CC(C)(C)OC(=O)N1CCN(CCCSc2ccc3cc(Cl)ccc3c2)C(=O)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.