Using COCCCn1nc(Br)c2ccc(CN(C(=O)OC(C)(C)C)C3CC3)cc21, F[B-](F)(F)C1CC1 to produce COCCCn1nc(C2CC2)c2ccc(CN(C(=O)OC(C)(C)C)C3CC3)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.