Using NO, COc1ccccc1CNc1ccc2c(C(=O)c3ccc(F)cc3)cccc2n1 to produce COc1ccccc1CNc1ccc2c(C(=NO)c3ccc(F)cc3)cccc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.