Using CCOCC, Nc1cnc(-c2cc(-c3ccon3)n(Cc3ccccc3F)n2)nc1N to produce CC(=O)Nc1cnc(-c2cc(-c3ccon3)n(Cc3ccccc3F)n2)nc1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.