Using CCOC(=O)c1cccc2nc(N3CC[C@@H](NC(=O)c4nc(Cl)c(CC)[nH]4)[C@@H](N)C3)sc12, CCC(=O)CC to produce CCOC(=O)c1cccc2nc(N3CC[C@@H](NC(=O)c4nc(Cl)c(CC)[nH]4)[C@@H](NC(CC)CC)C3)sc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.