Using Cc1ccccc1C, CSC1=Nc2ccccc2Cn2c1cc1ccccc12 to produce CCCCN1CCN(C2=Nc3ccccc3Cn3c2cc2ccccc23)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.