Using Cc1cccc(COc2cccc([C@H](O)CCNC(=O)OC(C)(C)C)c2)n1 to produce Cc1cccc(COc2cccc([C@H](O)CCN)c2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.