Using O=C1Nc2cc(-c3ccccc3)ccc2CCC1Cl, [N-]=[N+]=[N-] to produce [N-]=[N+]=NC1CCc2ccc(-c3ccccc3)cc2NC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.