Using CC(C)n1ncnc1-c1cn2c(n1)-c1cc(Cl)ncc1OCC2, OB(O)c1ccc(F)nc1 to produce CC(C)n1ncnc1-c1cn2c(n1)-c1cc(-c3ccc(F)nc3)ncc1OCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.