Using CC(C)(C)OC(=O)NC1CCN(S(=O)(=O)c2ccc(Cl)nc2)CC1, OCCc1ccccc1 to produce CC(C)(C)OC(=O)NC1CCN(S(=O)(=O)c2ccc(OCCc3ccccc3)nc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.