Using CC(C)(C)OC(=O)C(=O)Cl, CC(C)(C)OC(=O)N[C@@H]1C(=O)N[C@@H]1CCC(=O)CO[Si](C)(C)C(C)(C)C to produce CC(C)(C)OC(=O)N[C@@H]1C(=O)N(C(=O)C(=O)OC(C)(C)C)[C@@H]1CCC(=O)CO[Si](C)(C)C(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.