Using COc1nc(N(C(=O)OC(C)(C)C)c2ccc(Br)c(CBr)c2)ccc1C#N, CC(=O)[O-] to produce COc1nc(N(C(=O)OC(C)(C)C)c2ccc(Br)c(COC(C)=O)c2)ccc1C#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.