Using COc1ccc(-c2ccc3c(c2)CCN(C(=O)OC(C)(C)C)CC3)c(OCc2cc(C)ccn2)c1 to produce COc1ccc(-c2ccc3c(c2)CCNCC3)c(OCc2cc(C)ccn2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.