Using C[Si](C)(C)CCOC(=O)c1cccc(S(=O)(=O)NC2CC2)c1, CCOC(=O)CCCBr to produce CCOC(=O)CCCN(C1CC1)S(=O)(=O)c1cccc(C(=O)OCC[Si](C)(C)C)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.