Using NC(=O)[O-], O=C1CCCc2c(-c3ccccc3)cc(-c3ccccc3)[o+]c21 to produce O=C1CCCc2c(-c3ccccc3)cc(-c3ccccc3)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.