Using Clc1ccc2c(Cl)ccnc2c1, CN1CCN(c2ccc(N)cc2CNC(C)(C)C)CC1 to produce CN1CCN(c2ccc(Nc3ccnc4cc(Cl)ccc34)cc2CNC(C)(C)C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.