Using COC(=O)N[C@H](C(=O)N[C@@H](Cc1ccc(-c2ccccn2)cc1)C[C@H](O)[C@H](Cc1ccccc1)NC(=O)[C@@H](N1CCN(Cc2ccccc2)C1=O)C(C)(C)C)C(C)(C)C, C[C@H](NC(=O)OC(C)(C)C)C(=O)O to produce COC(=O)N[C@H](C(=O)N[C@@H](Cc1ccc(-c2ccccn2)cc1)C[C@H](OC(=O)[C@H](C)NC(=O)OC(C)(C)C)[C@H](Cc1ccccc1)NC(=O)[C@@H](N1CCN(Cc2ccccc2)C1=O)C(C)(C)C)C(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.