Using O=C1c2ccccc2C(=O)N1CCCc1ccc[n+](Cc2ccccc2)c1 to produce O=C1c2ccccc2C(=O)N1CCCC1CCCN(Cc2ccccc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.