Using CC(C)(C)OC(=O)N1CCN(CC(c2ccc(Cl)cc2)c2ccc(Cl)cc2)CC1 to produce Clc1ccc(C(CN2CCNCC2)c2ccc(Cl)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.