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