Using O=[N+]([O-])c1cc2c(Nc3ccc(Cl)cc3F)ncnc2cc1Cl, COCCO to produce COCCON1CN=C(Nc2ccc(Cl)cc2F)c2cc([N+](=O)[O-])ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.