Using O=C(OO)c1cccc(Cl)c1, CCOC(=O)c1cc2c(nc1C)CCCCC2 to produce CCOC(=O)c1cc2c([n+]([O-])c1C)CCCCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.