Using CC(c1nc(N)n(-c2c(Cl)cc(C(F)(F)F)cc2Cl)n1)C(F)(F)F, COC1CCC(OC)O1 to produce CC(c1nc(-n2cccc2)n(-c2c(Cl)cc(C(F)(F)F)cc2Cl)n1)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.