Using NCC1CCN(Cc2ccc(Cl)cc2)CC1, CS(=O)(=O)OCCC(c1ccccc1)c1ccccc1 to produce Clc1ccc(CN2CCC(CNCCC(c3ccccc3)c3ccccc3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.