Using Clc1ccc2c(ccn2C2=CCN(CCC3Cc4ccccc4C3)CC2)c1 to produce Clc1ccc2c(ccn2C2CCN(CCC3Cc4ccccc4C3)CC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.