Using C[Si](C)(C)OC(Cn1cncn1)(Cn1cncn1)c1ccc(F)cc1F to produce OC(Cn1cncn1)(Cn1cncn1)c1ccc(F)cc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.