Using c1ccc(CN2CCCCC2CN(c2ccccc2)C2Cc3ccccc3C2)cc1 to produce c1ccc(N(CC2CCCCN2)C2Cc3ccccc3C2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.