Using COP(=O)(Cl)OC, C[C@H]1NC(=O)[C@H]1NC(=O)OC(C)(C)C to produce COP(=O)(OC)N1C(=O)[C@@H](NC(=O)OC(C)(C)C)[C@H]1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.