Using Fc1c(F)c(F)c(F)c(F)c1F, Cc1ccc(C2(O)CCN(C)CC2)cc1 to produce Cc1ccc(C2(Oc3c(F)c(F)c(F)c(F)c3F)CCN(C)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.