Using CC(C)n1ncnc1-c1nc2c(s1)CCOc1ccc(C3CNC3)cc1-2, O=Cc1ccc(F)cc1F to produce CC(C)n1ncnc1-c1nc2c(s1)CCOc1ccc(C3CN(Cc4ccc(F)cc4F)C3)cc1-2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.