Using C1COCCO1, FC(F)(F)c1cccc(CNc2ccc3c(Cl)nnc(Cl)c3c2)c1 to produce Oc1nnc(Cl)c2ccc(NCc3cccc(C(F)(F)F)c3)cc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.