Using COC(=O)c1ccn(CCC[C@H](NC(=O)OC(C)(C)C)C(=O)OC(C)(C)C)n1 to produce COC(=O)c1ccn(CCC[C@H](N)C(=O)O)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.