Using CCOC(=N)c1ccc2[nH]nc(-c3ccc(F)cc3)c2c1, NNC(=O)CN1CCOCC1 to produce Fc1ccc(-c2n[nH]c3ccc(-c4n[nH]c(CN5CCOCC5)n4)cc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.