Using CCOC(=O)COc1ccc(C(=O)N2C[C@H](CN(C(=O)C(C)(C)C)[C@H](C)c3cccc4ccccc34)[C@@H](c3ccccc3)C2)cc1 to produce CCOC(=O)COc1ccc(C(=O)N2C[C@H](CN[C@H](C)c3cccc4ccccc34)[C@@H](c3ccccc3)C2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.