Using C[Si](C)(C)[N-][Si](C)(C)C, CCOC(=O)C(CCCCB1OC(C)(C)C(C)(C)O1)NC(=O)OC(C)(C)C to produce CCOC(=O)C(CCCCB1OC(C)(C)C(C)(C)O1)N(C)C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.