Using CC(C)(CN)CO, CC(C)[C@@H](NC(=O)OC(C)(C)C)C(=O)ON1C(=O)CCC1=O to produce CC(C)[C@H](NC(=O)OC(C)(C)C)C(=O)NCC(C)(C)CO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.