Using OB(O)c1ccccc1F, CCOC(=O)C[C@@H](Nc1nc(N(C)C2CCCCC2)ncc1Br)c1ccc(O[Si](C)(C)C(C)(C)C)cc1 to produce CCOC(=O)C[C@@H](Nc1nc(N(C)C2CCCCC2)ncc1-c1ccccc1F)c1ccc(O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.